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    <title>DEV Community: suyog bhise</title>
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    <item>
      <title>How I Built My Developer Portfolio with Next.js, GSAP, and a 100 SEO Score</title>
      <dc:creator>suyog bhise</dc:creator>
      <pubDate>Sat, 14 Mar 2026 18:09:50 +0000</pubDate>
      <link>https://dev.to/suyog_bhise_ec4aa1daa62ed/how-i-built-my-developer-portfolio-with-nextjs-gsap-and-a-100-seo-score-2c64</link>
      <guid>https://dev.to/suyog_bhise_ec4aa1daa62ed/how-i-built-my-developer-portfolio-with-nextjs-gsap-and-a-100-seo-score-2c64</guid>
      <description>&lt;h2&gt;
  
  
  How I Built My Developer Portfolio with Next.js, GSAP, and a 100 SEO Score
&lt;/h2&gt;

&lt;p&gt;Most developer portfolios look the same. A hero section with a name, some project cards, a contact form. They're functional but forgettable.&lt;/p&gt;

&lt;p&gt;When I decided to rebuild my portfolio, I had one rule: &lt;strong&gt;it should feel like a product, not a template.&lt;/strong&gt;&lt;/p&gt;

&lt;p&gt;This is the full story of building &lt;a href="https://www.suyogbhise.online" rel="noopener noreferrer"&gt;suyogbhise.online&lt;/a&gt; — the architecture decisions, the GSAP animation system, the performance problems I created and then fixed, and the SEO work that got me to a 100 SEO score on PageSpeed Insights.&lt;/p&gt;

&lt;h2&gt;
  
  
  The Stack
&lt;/h2&gt;



&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight plaintext"&gt;&lt;code&gt;Frontend:  Next.js 16 (App Router) + TypeScript
Styling:   Tailwind CSS + custom CSS
Animation: GSAP 3 + ScrollTrigger + SplitText + Flip
Fonts:     next/font (self-hosted Inter, Space Grotesk, JetBrains Mono)
Images:    AWS S3 + Next.js Image optimization
Email:     Nodemailer (contact form)
Analytics: Vercel Analytics
Deploy:    Vercel
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;h2&gt;
  
  
  Why Next.js for a Portfolio?
&lt;/h2&gt;

&lt;p&gt;A portfolio could easily be a static HTML/CSS site. I chose Next.js for three reasons:&lt;/p&gt;

&lt;p&gt;&lt;strong&gt;SEO control.&lt;/strong&gt; The metadata API, structured data injection, and server-side rendering give me full control over what Google sees. A single-page React app with client-side rendering is harder to get right for SEO — Google can crawl it, but the timing is unreliable.&lt;/p&gt;

&lt;p&gt;&lt;strong&gt;Image optimization.&lt;/strong&gt; &lt;code&gt;next/image&lt;/code&gt; with S3 remote patterns handles WebP/AVIF conversion, responsive srcsets, and lazy loading automatically. Project screenshots from S3 that were 275KB PNGs get served as 60KB WebP to modern browsers.&lt;/p&gt;

&lt;p&gt;&lt;strong&gt;The blog.&lt;/strong&gt; I wanted a blog section with individual pages, proper metadata per post, and URLs like &lt;code&gt;/blog/building-saas-with-nextjs&lt;/code&gt;. Next.js App Router makes this natural.&lt;/p&gt;

&lt;h2&gt;
  
  
  The Design Direction
&lt;/h2&gt;

&lt;p&gt;I went with a dark theme with a yellow-green accent (&lt;code&gt;#e8ff59&lt;/code&gt;) for the blog and a blue accent (&lt;code&gt;#3b82f6&lt;/code&gt;) for the main portfolio. The aesthetic is developer-minimal — monospace fonts for labels and metadata, clean sans-serif for body text, zero gradients.&lt;/p&gt;

&lt;p&gt;&lt;strong&gt;Color palette:&lt;/strong&gt;&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight css"&gt;&lt;code&gt;&lt;span class="nd"&gt;:root&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
  &lt;span class="py"&gt;--bg-primary&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt;   &lt;span class="m"&gt;#0a0a0b&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;  &lt;span class="c"&gt;/* near-black background */&lt;/span&gt;
  &lt;span class="py"&gt;--bg-secondary&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="m"&gt;#111113&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;  &lt;span class="c"&gt;/* card surfaces */&lt;/span&gt;
  &lt;span class="py"&gt;--fg-primary&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt;   &lt;span class="m"&gt;#fafafa&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;  &lt;span class="c"&gt;/* main text */&lt;/span&gt;
  &lt;span class="py"&gt;--fg-secondary&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="m"&gt;#a1a1aa&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;  &lt;span class="c"&gt;/* secondary text */&lt;/span&gt;
  &lt;span class="py"&gt;--fg-muted&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt;     &lt;span class="m"&gt;#71717a&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;  &lt;span class="c"&gt;/* metadata, labels */&lt;/span&gt;
  &lt;span class="py"&gt;--accent&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt;       &lt;span class="m"&gt;#3b82f6&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;  &lt;span class="c"&gt;/* blue — interactive elements */&lt;/span&gt;
  &lt;span class="py"&gt;--success&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt;      &lt;span class="m"&gt;#22c55e&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;  &lt;span class="c"&gt;/* availability badge */&lt;/span&gt;
&lt;span class="p"&gt;}&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;&lt;strong&gt;Typography:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;
&lt;strong&gt;Space Grotesk&lt;/strong&gt; — display headings (name, section titles)&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Inter&lt;/strong&gt; — body text (descriptions, paragraphs)&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;JetBrains Mono&lt;/strong&gt; — labels, metadata, code snippets&lt;/li&gt;
&lt;/ul&gt;

&lt;p&gt;The monospace-for-metadata pattern creates a visual hierarchy without needing different font sizes — the font &lt;em&gt;style&lt;/em&gt; itself communicates "this is supporting information."&lt;/p&gt;

&lt;h2&gt;
  
  
  The Hero Section: Loading Animation
&lt;/h2&gt;

&lt;p&gt;The hero has a multi-stage loading sequence:&lt;/p&gt;

&lt;ol&gt;
&lt;li&gt;A loading counter animates (00 → 100) using GSAP&lt;/li&gt;
&lt;li&gt;Project images scale in from the corner with staggered timing&lt;/li&gt;
&lt;li&gt;The background slides up&lt;/li&gt;
&lt;li&gt;Nav, sidebar, and content fade in&lt;/li&gt;
&lt;li&gt;Text lines reveal from bottom using SplitText
&lt;/li&gt;
&lt;/ol&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight tsx"&gt;&lt;code&gt;&lt;span class="c1"&gt;// Hero loading sequence&lt;/span&gt;
&lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;tl&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nx"&gt;gsap&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;timeline&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt; &lt;span class="na"&gt;delay&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;4&lt;/span&gt; &lt;span class="p"&gt;});&lt;/span&gt;

&lt;span class="c1"&gt;// Background slides up&lt;/span&gt;
&lt;span class="nx"&gt;tl&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;to&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;.hero-bg&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
  &lt;span class="na"&gt;scaleY&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;100%&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="na"&gt;duration&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mf"&gt;1.2&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="na"&gt;ease&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;power4.inOut&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
&lt;span class="p"&gt;});&lt;/span&gt;

&lt;span class="c1"&gt;// Images animate to final positions using GSAP Flip&lt;/span&gt;
&lt;span class="nx"&gt;tl&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;add&lt;/span&gt;&lt;span class="p"&gt;(()&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="nf"&gt;animateImages&lt;/span&gt;&lt;span class="p"&gt;();&lt;/span&gt; &lt;span class="p"&gt;},&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;-=0.8&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;

&lt;span class="c1"&gt;// Counter fades out&lt;/span&gt;
&lt;span class="nx"&gt;tl&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;to&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;.counter&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="na"&gt;autoAlpha&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;0&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="na"&gt;duration&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mf"&gt;0.3&lt;/span&gt; &lt;span class="p"&gt;},&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;&amp;lt;&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;

&lt;span class="c1"&gt;// Nav and sidebar animate in&lt;/span&gt;
&lt;span class="nx"&gt;tl&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;to&lt;/span&gt;&lt;span class="p"&gt;([&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;nav&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;.navbar&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;],&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
  &lt;span class="na"&gt;y&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;0&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="na"&gt;autoAlpha&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;1&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="na"&gt;duration&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;1&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="na"&gt;ease&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;power3.out&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;
&lt;span class="p"&gt;});&lt;/span&gt;

&lt;span class="c1"&gt;// Text lines reveal&lt;/span&gt;
&lt;span class="nx"&gt;tl&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;to&lt;/span&gt;&lt;span class="p"&gt;([&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;.name-title span&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;.tagline span&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;.role-text span&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;],&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
  &lt;span class="na"&gt;y&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;0%&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="na"&gt;duration&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;1&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="na"&gt;stagger&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mf"&gt;0.05&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="na"&gt;ease&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;power4.out&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
&lt;span class="p"&gt;},&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;&amp;lt;+=0.2&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;&lt;strong&gt;The SplitText pattern for text reveals:&lt;/strong&gt;&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight tsx"&gt;&lt;code&gt;&lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;setupTextSplitting&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="p"&gt;()&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
  &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;elements&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nb"&gt;document&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;querySelectorAll&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;
    &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;.hero-content h1, .tagline, .role-text&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;
  &lt;span class="p"&gt;);&lt;/span&gt;

  &lt;span class="nx"&gt;elements&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;forEach&lt;/span&gt;&lt;span class="p"&gt;((&lt;/span&gt;&lt;span class="nx"&gt;element&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
    &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;split&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="k"&gt;new&lt;/span&gt; &lt;span class="nc"&gt;SplitText&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;element&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
      &lt;span class="na"&gt;type&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;lines&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
      &lt;span class="na"&gt;linesClass&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;line&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="p"&gt;});&lt;/span&gt;

    &lt;span class="c1"&gt;// Wrap each line in a span for overflow:hidden clipping&lt;/span&gt;
    &lt;span class="nx"&gt;element&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;querySelectorAll&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;.line&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;).&lt;/span&gt;&lt;span class="nf"&gt;forEach&lt;/span&gt;&lt;span class="p"&gt;((&lt;/span&gt;&lt;span class="nx"&gt;line&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
      &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;text&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nx"&gt;line&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;textContent&lt;/span&gt; &lt;span class="o"&gt;||&lt;/span&gt; &lt;span class="dl"&gt;""&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
      &lt;span class="nx"&gt;line&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;innerHTML&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="s2"&gt;`&amp;lt;span&amp;gt;&lt;/span&gt;&lt;span class="p"&gt;${&lt;/span&gt;&lt;span class="nx"&gt;text&lt;/span&gt;&lt;span class="p"&gt;}&lt;/span&gt;&lt;span class="s2"&gt;&amp;lt;/span&amp;gt;`&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
    &lt;span class="p"&gt;});&lt;/span&gt;
  &lt;span class="p"&gt;});&lt;/span&gt;
&lt;span class="p"&gt;};&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;Each line gets wrapped in a parent with &lt;code&gt;overflow: hidden&lt;/code&gt;, then the inner span starts at &lt;code&gt;translateY(125%)&lt;/code&gt; and animates to &lt;code&gt;0%&lt;/code&gt;. This gives the "text slides up into view" effect without any JavaScript opacity — pure CSS transform animation.&lt;/p&gt;

&lt;h2&gt;
  
  
  The Project Gallery: GSAP Flip
&lt;/h2&gt;

&lt;p&gt;The hero has a draggable project gallery that starts as stacked images in the corner, then expands horizontally when clicked. This uses &lt;strong&gt;GSAP Flip&lt;/strong&gt; — one of the most underrated GSAP plugins.&lt;/p&gt;

&lt;p&gt;Flip captures the current state of elements, changes their layout, then animates from the old state to the new state automatically:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight tsx"&gt;&lt;code&gt;&lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;handleImageClick&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="p"&gt;()&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
  &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;images&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nb"&gt;document&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;querySelectorAll&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;.img&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;

  &lt;span class="c1"&gt;// Capture current state (stacked in corner)&lt;/span&gt;
  &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;state&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nx"&gt;Flip&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;getState&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;images&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;

  &lt;span class="c1"&gt;// Change layout (add class that spreads them horizontally)&lt;/span&gt;
  &lt;span class="nx"&gt;images&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;forEach&lt;/span&gt;&lt;span class="p"&gt;((&lt;/span&gt;&lt;span class="nx"&gt;img&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="nx"&gt;img&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;classList&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;add&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;animate-out&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;));&lt;/span&gt;

  &lt;span class="c1"&gt;// Animate from old state to new state&lt;/span&gt;
  &lt;span class="nx"&gt;Flip&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="k"&gt;from&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;state&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
    &lt;span class="na"&gt;duration&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mf"&gt;1.5&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="na"&gt;stagger&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mf"&gt;0.05&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="na"&gt;ease&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;power3.inOut&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="p"&gt;});&lt;/span&gt;
&lt;span class="p"&gt;};&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;Without Flip, animating between two completely different layout states requires manually calculating positions and animating each property. Flip does it in 3 lines.&lt;/p&gt;

&lt;h2&gt;
  
  
  The About Section: Scroll-Driven Text Reveal
&lt;/h2&gt;

&lt;p&gt;The about section has a scroll-driven word-by-word blur reveal. Each word fades from &lt;code&gt;opacity: 0.1, filter: blur(4px)&lt;/code&gt; to &lt;code&gt;opacity: 1, filter: blur(0)&lt;/code&gt; as you scroll through the section.&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight tsx"&gt;&lt;code&gt;&lt;span class="c1"&gt;// About.tsx&lt;/span&gt;
&lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;words&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nx"&gt;gsap&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;utils&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;toArray&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;.reveal-word&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;

&lt;span class="nx"&gt;gsap&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;to&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;words&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
  &lt;span class="na"&gt;opacity&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;1&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="na"&gt;filter&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;blur(0px)&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="na"&gt;duration&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;1&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="na"&gt;stagger&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mf"&gt;0.1&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="na"&gt;ease&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;none&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="na"&gt;scrollTrigger&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
    &lt;span class="na"&gt;trigger&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;textContainerRef&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;current&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="na"&gt;start&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;top 85%&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="na"&gt;end&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;bottom 55%&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="na"&gt;scrub&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;1&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;      &lt;span class="c1"&gt;// ties animation to scroll position&lt;/span&gt;
  &lt;span class="p"&gt;}&lt;/span&gt;
&lt;span class="p"&gt;});&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;&lt;code&gt;scrub: 1&lt;/code&gt; smoothly ties the animation progress to scroll position. As you scroll down, more words reveal. Scroll back up, they blur again. The &lt;code&gt;1&lt;/code&gt; is a lag value — a small delay before the animation catches up to scroll position, making it feel physical rather than mechanical.&lt;/p&gt;

&lt;h2&gt;
  
  
  Skills: Animated Beam Hierarchy Graph
&lt;/h2&gt;

&lt;p&gt;The skills section uses &lt;code&gt;AnimatedBeam&lt;/code&gt; from MagicUI to create a radial hierarchy — a central "SKILLS" node with category nodes in orbit, connected by animated gradient beams, with individual skill icons as leaf nodes.&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight tsx"&gt;&lt;code&gt;&lt;span class="c1"&gt;// Radial positioning math&lt;/span&gt;
&lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;getPos&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;angleDeg&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="kr"&gt;number&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="nx"&gt;radius&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="kr"&gt;number&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
  &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;angleRad&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;angleDeg&lt;/span&gt; &lt;span class="o"&gt;*&lt;/span&gt; &lt;span class="nb"&gt;Math&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;PI&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="o"&gt;/&lt;/span&gt; &lt;span class="mi"&gt;180&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
  &lt;span class="k"&gt;return&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
    &lt;span class="na"&gt;top&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;50%&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="na"&gt;left&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;50%&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="na"&gt;transform&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="s2"&gt;`translate(
      calc(-50% + &lt;/span&gt;&lt;span class="p"&gt;${&lt;/span&gt;&lt;span class="nx"&gt;radius&lt;/span&gt; &lt;span class="o"&gt;*&lt;/span&gt; &lt;span class="nb"&gt;Math&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;cos&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;angleRad&lt;/span&gt;&lt;span class="p"&gt;)}&lt;/span&gt;&lt;span class="s2"&gt;px), 
      calc(-50% + &lt;/span&gt;&lt;span class="p"&gt;${&lt;/span&gt;&lt;span class="nx"&gt;radius&lt;/span&gt; &lt;span class="o"&gt;*&lt;/span&gt; &lt;span class="nb"&gt;Math&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;sin&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;angleRad&lt;/span&gt;&lt;span class="p"&gt;)}&lt;/span&gt;&lt;span class="s2"&gt;px)
    )`&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="p"&gt;};&lt;/span&gt;
&lt;span class="p"&gt;};&lt;/span&gt;

&lt;span class="c1"&gt;// Each group has an angle, distance from center, and leaf spread&lt;/span&gt;
&lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;desktopGroups&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="p"&gt;[&lt;/span&gt;
  &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="na"&gt;id&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;frontend&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="na"&gt;angle&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;220&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="na"&gt;dist&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;220&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="na"&gt;leafSpread&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;100&lt;/span&gt; &lt;span class="p"&gt;},&lt;/span&gt;
  &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="na"&gt;id&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;backend&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;  &lt;span class="na"&gt;angle&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;180&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="na"&gt;dist&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;380&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="na"&gt;leafSpread&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;80&lt;/span&gt;  &lt;span class="p"&gt;},&lt;/span&gt;
  &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="na"&gt;id&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;cloud&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;    &lt;span class="na"&gt;angle&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;140&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="na"&gt;dist&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;220&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="na"&gt;leafSpread&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;80&lt;/span&gt;  &lt;span class="p"&gt;},&lt;/span&gt;
  &lt;span class="c1"&gt;// ...&lt;/span&gt;
&lt;span class="p"&gt;];&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;Hovering a skill icon shows a popup card with experience level, description, and tags. On mobile, the radial layout collapses to a vertical accordion — the &lt;code&gt;useWindowWidth&lt;/code&gt; hook switches layouts at 768px.&lt;/p&gt;

&lt;h2&gt;
  
  
  Experience Section: GSAP Cards
&lt;/h2&gt;

&lt;p&gt;The experience cards animate in with &lt;code&gt;rotateX: 8&lt;/code&gt; → &lt;code&gt;rotateX: 0&lt;/code&gt; as they enter the viewport — a subtle 3D tilt effect on reveal:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight tsx"&gt;&lt;code&gt;&lt;span class="nx"&gt;gsap&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;fromTo&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;
  &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;.exp-card-wrapper&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="na"&gt;opacity&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;0&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="na"&gt;y&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;80&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="na"&gt;rotateX&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;8&lt;/span&gt; &lt;span class="p"&gt;},&lt;/span&gt;
  &lt;span class="p"&gt;{&lt;/span&gt;
    &lt;span class="na"&gt;opacity&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;1&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="na"&gt;y&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;0&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="na"&gt;rotateX&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;0&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="na"&gt;duration&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mf"&gt;0.9&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="na"&gt;stagger&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mf"&gt;0.25&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="na"&gt;ease&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;power3.out&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="na"&gt;scrollTrigger&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
      &lt;span class="na"&gt;trigger&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;.exp-cards-container&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
      &lt;span class="na"&gt;start&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;top 70%&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="p"&gt;},&lt;/span&gt;
  &lt;span class="p"&gt;}&lt;/span&gt;
&lt;span class="p"&gt;);&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;The large background year numbers (&lt;code&gt;2018&lt;/code&gt;, &lt;code&gt;2024&lt;/code&gt;, &lt;code&gt;2025&lt;/code&gt;) use a parallax effect — they move upward at a slower rate than scroll, creating depth:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight tsx"&gt;&lt;code&gt;&lt;span class="nx"&gt;gsap&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;to&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;.exp-year-bg&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
  &lt;span class="na"&gt;y&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="o"&gt;-&lt;/span&gt;&lt;span class="mi"&gt;80&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="na"&gt;ease&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;none&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="na"&gt;scrollTrigger&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
    &lt;span class="na"&gt;trigger&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;sectionRef&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;current&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="na"&gt;start&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;top bottom&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="na"&gt;end&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;bottom top&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="na"&gt;scrub&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;1&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;        &lt;span class="c1"&gt;// tied to scroll&lt;/span&gt;
  &lt;span class="p"&gt;},&lt;/span&gt;
&lt;span class="p"&gt;});&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;h2&gt;
  
  
  The Contact Form: Nodemailer
&lt;/h2&gt;

&lt;p&gt;The contact form sends emails via a Next.js API route using Nodemailer:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight typescript"&gt;&lt;code&gt;&lt;span class="c1"&gt;// app/api/contact/route.ts&lt;/span&gt;
&lt;span class="k"&gt;import&lt;/span&gt; &lt;span class="nx"&gt;nodemailer&lt;/span&gt; &lt;span class="k"&gt;from&lt;/span&gt; &lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;nodemailer&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;

&lt;span class="k"&gt;export&lt;/span&gt; &lt;span class="k"&gt;async&lt;/span&gt; &lt;span class="kd"&gt;function&lt;/span&gt; &lt;span class="nf"&gt;POST&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;req&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;Request&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
  &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="nx"&gt;name&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="nx"&gt;email&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="nx"&gt;message&lt;/span&gt; &lt;span class="p"&gt;}&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="k"&gt;await&lt;/span&gt; &lt;span class="nx"&gt;req&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;json&lt;/span&gt;&lt;span class="p"&gt;();&lt;/span&gt;

  &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;transporter&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nx"&gt;nodemailer&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;createTransport&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
    &lt;span class="na"&gt;service&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;gmail&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="na"&gt;auth&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
      &lt;span class="na"&gt;user&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;process&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;env&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;GMAIL_USER&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
      &lt;span class="na"&gt;pass&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;process&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;env&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;GMAIL_APP_PASSWORD&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="c1"&gt;// App Password, not account password&lt;/span&gt;
    &lt;span class="p"&gt;},&lt;/span&gt;
  &lt;span class="p"&gt;});&lt;/span&gt;

  &lt;span class="k"&gt;await&lt;/span&gt; &lt;span class="nx"&gt;transporter&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;sendMail&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
    &lt;span class="na"&gt;from&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;process&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;env&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;GMAIL_USER&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="na"&gt;to&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;suyogb5300@gmail.com&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="na"&gt;replyTo&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;email&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="na"&gt;subject&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="s2"&gt;`Portfolio contact from &lt;/span&gt;&lt;span class="p"&gt;${&lt;/span&gt;&lt;span class="nx"&gt;name&lt;/span&gt;&lt;span class="p"&gt;}&lt;/span&gt;&lt;span class="s2"&gt;`&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="na"&gt;html&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="s2"&gt;`
      &amp;lt;h3&amp;gt;New message from your portfolio&amp;lt;/h3&amp;gt;
      &amp;lt;p&amp;gt;&amp;lt;strong&amp;gt;Name:&amp;lt;/strong&amp;gt; &lt;/span&gt;&lt;span class="p"&gt;${&lt;/span&gt;&lt;span class="nx"&gt;name&lt;/span&gt;&lt;span class="p"&gt;}&lt;/span&gt;&lt;span class="s2"&gt;&amp;lt;/p&amp;gt;
      &amp;lt;p&amp;gt;&amp;lt;strong&amp;gt;Email:&amp;lt;/strong&amp;gt; &lt;/span&gt;&lt;span class="p"&gt;${&lt;/span&gt;&lt;span class="nx"&gt;email&lt;/span&gt;&lt;span class="p"&gt;}&lt;/span&gt;&lt;span class="s2"&gt;&amp;lt;/p&amp;gt;
      &amp;lt;p&amp;gt;&amp;lt;strong&amp;gt;Message:&amp;lt;/strong&amp;gt;&amp;lt;/p&amp;gt;
      &amp;lt;p&amp;gt;&lt;/span&gt;&lt;span class="p"&gt;${&lt;/span&gt;&lt;span class="nx"&gt;message&lt;/span&gt;&lt;span class="p"&gt;}&lt;/span&gt;&lt;span class="s2"&gt;&amp;lt;/p&amp;gt;
    `&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="p"&gt;});&lt;/span&gt;

  &lt;span class="k"&gt;return&lt;/span&gt; &lt;span class="nx"&gt;Response&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;json&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt; &lt;span class="na"&gt;message&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;Sent successfully&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt; &lt;span class="p"&gt;});&lt;/span&gt;
&lt;span class="p"&gt;}&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;Use Gmail App Passwords (not your account password) — generate one at &lt;code&gt;myaccount.google.com/apppasswords&lt;/code&gt;.&lt;/p&gt;

&lt;h2&gt;
  
  
  The Performance Problem I Created
&lt;/h2&gt;

&lt;p&gt;After building everything, I ran PageSpeed for the first time. &lt;strong&gt;Mobile: 47. Desktop: 71.&lt;/strong&gt;&lt;/p&gt;

&lt;p&gt;The two main culprits:&lt;/p&gt;

&lt;p&gt;&lt;strong&gt;1. Google Fonts &lt;a class="mentioned-user" href="https://dev.to/import"&gt;@import&lt;/a&gt; in CSS.&lt;/strong&gt; I had &lt;code&gt;@import url("https://fonts.googleapis.com/...")&lt;/code&gt; in both &lt;code&gt;globals.css&lt;/code&gt; and the Hero component's &lt;code&gt;styles.css&lt;/code&gt;. Even though I'd set up &lt;code&gt;next/font&lt;/code&gt; correctly in &lt;code&gt;layout.tsx&lt;/code&gt;, the CSS imports were firing separately and blocking render. The fix: delete every &lt;code&gt;@import&lt;/code&gt; from CSS files — &lt;code&gt;next/font&lt;/code&gt; handles everything.&lt;/p&gt;

&lt;p&gt;&lt;strong&gt;2. CLS 0.83 from GSAP inline styles.&lt;/strong&gt; My components had &lt;code&gt;style={{ opacity: 0 }}&lt;/code&gt; as inline styles on animated elements. Inline styles have higher specificity than CSS, so the &lt;code&gt;min-height&lt;/code&gt; fixes in my layout CSS were being overridden. Elements were collapsing to 0px before GSAP ran, causing massive layout shift.&lt;/p&gt;

&lt;p&gt;The fix: move all initial animation states to &lt;code&gt;gsap.set()&lt;/code&gt; inside &lt;code&gt;useEffect&lt;/code&gt;, after mount. Let CSS handle reserving space, let GSAP handle animation state.&lt;/p&gt;

&lt;p&gt;After both fixes: &lt;strong&gt;Performance 91, CLS 0.08.&lt;/strong&gt;&lt;/p&gt;

&lt;h2&gt;
  
  
  SEO: Getting to 100
&lt;/h2&gt;

&lt;p&gt;PageSpeed SEO was 100 from the start, but Seobility's audit found issues the Lighthouse SEO score misses:&lt;/p&gt;

&lt;p&gt;&lt;strong&gt;The H1 problem.&lt;/strong&gt; My hero &lt;code&gt;&amp;lt;h1&amp;gt;&lt;/code&gt; was inside a component loaded with &lt;code&gt;dynamic({ ssr: false })&lt;/code&gt;. Googlebot crawls static HTML first — no JavaScript executed. No H1 in static HTML = major SEO penalty.&lt;/p&gt;

&lt;p&gt;Fix: add a visually-hidden h1 directly in &lt;code&gt;page.tsx&lt;/code&gt;, outside the dynamic import:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight tsx"&gt;&lt;code&gt;&lt;span class="c1"&gt;// app/page.tsx&lt;/span&gt;
&lt;span class="k"&gt;export&lt;/span&gt; &lt;span class="k"&gt;default&lt;/span&gt; &lt;span class="kd"&gt;function&lt;/span&gt; &lt;span class="nf"&gt;Home&lt;/span&gt;&lt;span class="p"&gt;()&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
  &lt;span class="k"&gt;return &lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;
    &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nt"&gt;main&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
      &lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="cm"&gt;/* Visible to Google, invisible to users */&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt;
      &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nt"&gt;h1&lt;/span&gt; &lt;span class="na"&gt;style&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="p"&gt;{&lt;/span&gt;
        &lt;span class="na"&gt;position&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;absolute&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="na"&gt;width&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;1px&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="na"&gt;height&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;1px&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="na"&gt;padding&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;0&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="na"&gt;margin&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;-1px&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="na"&gt;overflow&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;hidden&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="na"&gt;clip&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;rect(0,0,0,0)&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="na"&gt;whiteSpace&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;nowrap&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="na"&gt;border&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;0&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
      &lt;span class="p"&gt;}&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
        Suyog Bhise — Full Stack Developer | React, Next.js, Node.js
      &lt;span class="p"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="nt"&gt;h1&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;

      &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;Hero&lt;/span&gt; &lt;span class="p"&gt;/&amp;gt;&lt;/span&gt; &lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="cm"&gt;/* dynamic, ssr: false */&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt;
      &lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="cm"&gt;/* ... */&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt;
    &lt;span class="p"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="nt"&gt;main&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
  &lt;span class="p"&gt;);&lt;/span&gt;
&lt;span class="p"&gt;}&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;&lt;strong&gt;Structured data.&lt;/strong&gt; I added both &lt;code&gt;Person&lt;/code&gt; and &lt;code&gt;WebSite&lt;/code&gt; JSON-LD schemas in &lt;code&gt;layout.tsx&lt;/code&gt;. The &lt;code&gt;WebSite&lt;/code&gt; schema with a &lt;code&gt;SearchAction&lt;/code&gt; enables the Google Sitelinks search box:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight typescript"&gt;&lt;code&gt;&lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;websiteJsonLd&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
  &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;@context&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;https://schema.org&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;@type&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;WebSite&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="na"&gt;url&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;https://www.suyogbhise.online&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="na"&gt;name&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;Suyog Bhise — Full Stack Developer&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="na"&gt;potentialAction&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
    &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;@type&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;SearchAction&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="na"&gt;target&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
      &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;@type&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;EntryPoint&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
      &lt;span class="na"&gt;urlTemplate&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;https://www.suyogbhise.online/blog?q={search_term_string}&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="p"&gt;},&lt;/span&gt;
    &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;query-input&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;required name=search_term_string&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="p"&gt;},&lt;/span&gt;
&lt;span class="p"&gt;};&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;&lt;strong&gt;Meta description length.&lt;/strong&gt; Mine was 302 characters — too long, getting truncated in search results. Trimmed to 155 characters.&lt;/p&gt;

&lt;p&gt;&lt;strong&gt;Sitemap.&lt;/strong&gt; Initially included &lt;code&gt;/#about&lt;/code&gt;, &lt;code&gt;/#contact&lt;/code&gt; etc. Hash URLs are scroll positions, not pages — Google ignores them and they waste crawl budget. Removed them, keeping only real page URLs.&lt;/p&gt;

&lt;h2&gt;
  
  
  The Blog System
&lt;/h2&gt;

&lt;p&gt;The blog uses inline React components for content rather than MDX, keeping the dependency list small. Each post is a function component that returns JSX:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight tsx"&gt;&lt;code&gt;&lt;span class="kd"&gt;function&lt;/span&gt; &lt;span class="nf"&gt;DockerPost&lt;/span&gt;&lt;span class="p"&gt;()&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
  &lt;span class="k"&gt;return &lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;
    &lt;span class="p"&gt;&amp;lt;&amp;gt;&lt;/span&gt;
      &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nt"&gt;h2&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;Why Docker for Node.js&lt;span class="p"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="nt"&gt;h2&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
      &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nt"&gt;p&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;Before Docker, deploying Node.js meant SSH-ing into...&lt;span class="p"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="nt"&gt;p&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
      &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nt"&gt;pre&lt;/span&gt; &lt;span class="na"&gt;data-lang&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="s"&gt;"dockerfile"&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&amp;lt;&lt;/span&gt;&lt;span class="nt"&gt;code&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;&lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="s2"&gt;`FROM node:20-alpine...`&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt;&lt;span class="p"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="nt"&gt;code&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&amp;lt;/&lt;/span&gt;&lt;span class="nt"&gt;pre&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
    &lt;span class="p"&gt;&amp;lt;/&amp;gt;&lt;/span&gt;
  &lt;span class="p"&gt;);&lt;/span&gt;
&lt;span class="p"&gt;}&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;Each blog post page uses &lt;code&gt;generateMetadata&lt;/code&gt; and &lt;code&gt;generateStaticParams&lt;/code&gt; for static generation and proper per-post SEO:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight tsx"&gt;&lt;code&gt;&lt;span class="c1"&gt;// app/blog/[slug]/page.tsx&lt;/span&gt;
&lt;span class="k"&gt;export&lt;/span&gt; &lt;span class="kd"&gt;function&lt;/span&gt; &lt;span class="nf"&gt;generateStaticParams&lt;/span&gt;&lt;span class="p"&gt;()&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
  &lt;span class="k"&gt;return&lt;/span&gt; &lt;span class="nx"&gt;blogPosts&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;map&lt;/span&gt;&lt;span class="p"&gt;((&lt;/span&gt;&lt;span class="nx"&gt;post&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="p"&gt;({&lt;/span&gt; &lt;span class="na"&gt;slug&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;post&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;slug&lt;/span&gt; &lt;span class="p"&gt;}));&lt;/span&gt;
&lt;span class="p"&gt;}&lt;/span&gt;

&lt;span class="k"&gt;export&lt;/span&gt; &lt;span class="k"&gt;async&lt;/span&gt; &lt;span class="kd"&gt;function&lt;/span&gt; &lt;span class="nf"&gt;generateMetadata&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt; &lt;span class="nx"&gt;params&lt;/span&gt; &lt;span class="p"&gt;})&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
  &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="nx"&gt;slug&lt;/span&gt; &lt;span class="p"&gt;}&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="k"&gt;await&lt;/span&gt; &lt;span class="nx"&gt;params&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
  &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;post&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nx"&gt;blogPosts&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;find&lt;/span&gt;&lt;span class="p"&gt;((&lt;/span&gt;&lt;span class="nx"&gt;p&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="nx"&gt;p&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;slug&lt;/span&gt; &lt;span class="o"&gt;===&lt;/span&gt; &lt;span class="nx"&gt;slug&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;

  &lt;span class="k"&gt;return&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
    &lt;span class="na"&gt;title&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;post&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;title&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="na"&gt;description&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;post&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;excerpt&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="na"&gt;alternates&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="na"&gt;canonical&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="s2"&gt;`https://www.suyogbhise.online/blog/&lt;/span&gt;&lt;span class="p"&gt;${&lt;/span&gt;&lt;span class="nx"&gt;slug&lt;/span&gt;&lt;span class="p"&gt;}&lt;/span&gt;&lt;span class="s2"&gt;`&lt;/span&gt; &lt;span class="p"&gt;},&lt;/span&gt;
    &lt;span class="na"&gt;openGraph&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
      &lt;span class="na"&gt;type&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;article&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
      &lt;span class="na"&gt;publishedTime&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="k"&gt;new&lt;/span&gt; &lt;span class="nc"&gt;Date&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;post&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;date&lt;/span&gt;&lt;span class="p"&gt;).&lt;/span&gt;&lt;span class="nf"&gt;toISOString&lt;/span&gt;&lt;span class="p"&gt;(),&lt;/span&gt;
    &lt;span class="p"&gt;},&lt;/span&gt;
  &lt;span class="p"&gt;};&lt;/span&gt;
&lt;span class="p"&gt;}&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;h2&gt;
  
  
  What I'd Do Differently
&lt;/h2&gt;

&lt;p&gt;&lt;strong&gt;Start with performance in mind.&lt;/strong&gt; I retrofitted all the performance optimizations after building. If I'd set up &lt;code&gt;next/font&lt;/code&gt; correctly from day one and never used inline &lt;code&gt;style={{ opacity: 0 }}&lt;/code&gt; for GSAP initial states, I'd have saved two full days of debugging.&lt;/p&gt;

&lt;p&gt;&lt;strong&gt;Use &lt;code&gt;gsap.set()&lt;/code&gt; for all initial animation states — never inline styles.&lt;/strong&gt; This is the single most important GSAP lesson from this build. Inline styles cascade incorrectly with CSS, cause hydration warnings, and create CLS issues. &lt;code&gt;gsap.set()&lt;/code&gt; in &lt;code&gt;useEffect&lt;/code&gt; is always the right approach.&lt;/p&gt;

&lt;p&gt;&lt;strong&gt;Write the &lt;code&gt;generateMetadata&lt;/code&gt; functions at the same time as the pages.&lt;/strong&gt; I added SEO metadata as a pass after building — it would have been much faster to do alongside each page.&lt;/p&gt;

&lt;h2&gt;
  
  
  Final Scores
&lt;/h2&gt;



&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight yaml"&gt;&lt;code&gt;&lt;span class="na"&gt;PageSpeed Desktop&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
  &lt;span class="na"&gt;Performance&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;    &lt;span class="m"&gt;91&lt;/span&gt;
  &lt;span class="na"&gt;Accessibility&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;  &lt;span class="m"&gt;92&lt;/span&gt;
  &lt;span class="na"&gt;Best Practices&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt; &lt;span class="m"&gt;96&lt;/span&gt;
  &lt;span class="na"&gt;SEO&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;           &lt;span class="m"&gt;100&lt;/span&gt;

&lt;span class="na"&gt;PageSpeed Mobile&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
  &lt;span class="na"&gt;Performance&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;    &lt;span class="m"&gt;75&lt;/span&gt;
  &lt;span class="na"&gt;SEO&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;           &lt;span class="m"&gt;100&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;The mobile performance score is still a work in progress — GSAP animation complexity has a cost on mobile CPUs. The next optimization is reducing the number of scroll-triggered animations on small screens.&lt;/p&gt;

&lt;h2&gt;
  
  
  The Stack Summary
&lt;/h2&gt;

&lt;p&gt;If you're building a developer portfolio and want this level of polish:&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;
&lt;strong&gt;Next.js App Router&lt;/strong&gt; — for SEO control and the blog&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;GSAP&lt;/strong&gt; — for animations that feel premium, not like CSS transitions&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;&lt;code&gt;next/font&lt;/code&gt;&lt;/strong&gt; — and delete every &lt;code&gt;@import&lt;/code&gt; from your CSS files&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Structured data&lt;/strong&gt; — &lt;code&gt;Person&lt;/code&gt; + &lt;code&gt;WebSite&lt;/code&gt; schemas in &lt;code&gt;layout.tsx&lt;/code&gt;
&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;&lt;code&gt;generateMetadata&lt;/code&gt;&lt;/strong&gt; — on every page, including blog posts&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Visually-hidden H1&lt;/strong&gt; — if your hero is loaded with &lt;code&gt;ssr: false&lt;/code&gt;
&lt;/li&gt;
&lt;/ul&gt;

&lt;p&gt;The portfolio is open source — check the code at &lt;a href="https://github.com/Suyog5300" rel="noopener noreferrer"&gt;github.com/Suyog5300&lt;/a&gt;. Steal what's useful.&lt;/p&gt;




&lt;p&gt;&lt;em&gt;I'm Suyog Bhise, a Full Stack Developer based in Pune, India. This portfolio is live at &lt;a href="https://www.suyogbhise.online" rel="noopener noreferrer"&gt;suyogbhise.online&lt;/a&gt;.&lt;/em&gt;&lt;/p&gt;

</description>
      <category>nextjs</category>
      <category>portfolio</category>
      <category>gsap</category>
      <category>webdev</category>
    </item>
    <item>
      <title>Deploying Node.js with Docker + AWS EC2: A Complete Guide</title>
      <dc:creator>suyog bhise</dc:creator>
      <pubDate>Sat, 14 Mar 2026 17:58:22 +0000</pubDate>
      <link>https://dev.to/suyog_bhise_ec4aa1daa62ed/deploying-nodejs-with-docker-aws-ec2-a-complete-guide-21m1</link>
      <guid>https://dev.to/suyog_bhise_ec4aa1daa62ed/deploying-nodejs-with-docker-aws-ec2-a-complete-guide-21m1</guid>
      <description>&lt;h2&gt;
  
  
  Deploying Node.js with Docker + AWS EC2: A Complete Guide
&lt;/h2&gt;

&lt;p&gt;Before Docker, deploying Node.js at IVTREE meant SSH-ing into the server, pulling from git, running &lt;code&gt;npm install&lt;/code&gt;, and hoping the Node version matched production.&lt;/p&gt;

&lt;p&gt;It never fully matched. There was always &lt;em&gt;something&lt;/em&gt; — a package that behaved differently, a native module that needed rebuilding, an environment variable that got missed. Docker eliminates all of that. What runs locally runs in production, every time.&lt;/p&gt;

&lt;p&gt;This is the exact setup I use for production Node.js deployments.&lt;/p&gt;

&lt;h2&gt;
  
  
  What We're Building
&lt;/h2&gt;

&lt;p&gt;By the end of this guide you'll have:&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;A multi-stage Docker build that produces a small, secure image&lt;/li&gt;
&lt;li&gt;
&lt;code&gt;docker-compose&lt;/code&gt; for local development with MongoDB included&lt;/li&gt;
&lt;li&gt;GitHub Actions CI/CD that deploys to EC2 on every push to &lt;code&gt;main&lt;/code&gt;
&lt;/li&gt;
&lt;li&gt;Nginx as a reverse proxy with SSL via Let's Encrypt&lt;/li&gt;
&lt;li&gt;Zero-downtime deployments&lt;/li&gt;
&lt;/ul&gt;

&lt;h2&gt;
  
  
  The Dockerfile
&lt;/h2&gt;

&lt;p&gt;Most Node.js Dockerfiles I see online are single-stage and install devDependencies in production. Here's the correct multi-stage approach:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight docker"&gt;&lt;code&gt;&lt;span class="c"&gt;# Stage 1: Build&lt;/span&gt;
&lt;span class="k"&gt;FROM&lt;/span&gt;&lt;span class="w"&gt; &lt;/span&gt;&lt;span class="s"&gt;node:20-alpine&lt;/span&gt;&lt;span class="w"&gt; &lt;/span&gt;&lt;span class="k"&gt;AS&lt;/span&gt;&lt;span class="w"&gt; &lt;/span&gt;&lt;span class="s"&gt;builder&lt;/span&gt;

&lt;span class="k"&gt;WORKDIR&lt;/span&gt;&lt;span class="s"&gt; /app&lt;/span&gt;

&lt;span class="c"&gt;# Copy package files first — Docker caches this layer&lt;/span&gt;
&lt;span class="c"&gt;# Only re-runs npm ci when package*.json changes&lt;/span&gt;
&lt;span class="k"&gt;COPY&lt;/span&gt;&lt;span class="s"&gt; package*.json ./&lt;/span&gt;
&lt;span class="k"&gt;RUN &lt;/span&gt;npm ci &lt;span class="nt"&gt;--only&lt;/span&gt;&lt;span class="o"&gt;=&lt;/span&gt;production

&lt;span class="c"&gt;# Stage 2: Run&lt;/span&gt;
&lt;span class="k"&gt;FROM&lt;/span&gt;&lt;span class="w"&gt; &lt;/span&gt;&lt;span class="s"&gt;node:20-alpine&lt;/span&gt;&lt;span class="w"&gt; &lt;/span&gt;&lt;span class="k"&gt;AS&lt;/span&gt;&lt;span class="w"&gt; &lt;/span&gt;&lt;span class="s"&gt;runner&lt;/span&gt;

&lt;span class="k"&gt;WORKDIR&lt;/span&gt;&lt;span class="s"&gt; /app&lt;/span&gt;

&lt;span class="c"&gt;# Security: run as non-root user&lt;/span&gt;
&lt;span class="k"&gt;RUN &lt;/span&gt;addgroup &lt;span class="nt"&gt;-S&lt;/span&gt; appgroup &lt;span class="o"&gt;&amp;amp;&amp;amp;&lt;/span&gt; adduser &lt;span class="nt"&gt;-S&lt;/span&gt; appuser &lt;span class="nt"&gt;-G&lt;/span&gt; appgroup

&lt;span class="c"&gt;# Copy only production dependencies from builder stage&lt;/span&gt;
&lt;span class="k"&gt;COPY&lt;/span&gt;&lt;span class="s"&gt; --from=builder /app/node_modules ./node_modules&lt;/span&gt;

&lt;span class="c"&gt;# Copy application code&lt;/span&gt;
&lt;span class="k"&gt;COPY&lt;/span&gt;&lt;span class="s"&gt; . .&lt;/span&gt;

&lt;span class="c"&gt;# Switch to non-root user before starting&lt;/span&gt;
&lt;span class="k"&gt;USER&lt;/span&gt;&lt;span class="s"&gt; appuser&lt;/span&gt;

&lt;span class="k"&gt;EXPOSE&lt;/span&gt;&lt;span class="s"&gt; 3000&lt;/span&gt;

&lt;span class="k"&gt;CMD&lt;/span&gt;&lt;span class="s"&gt; ["node", "server.js"]&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;&lt;strong&gt;Why multi-stage?&lt;/strong&gt; The &lt;code&gt;builder&lt;/code&gt; stage has devDependencies, build tools, and compilation artifacts. The &lt;code&gt;runner&lt;/code&gt; stage gets only what's needed to run. A typical Express API image goes from ~800MB (single-stage) to ~150MB (multi-stage).&lt;/p&gt;

&lt;p&gt;&lt;strong&gt;Why Alpine?&lt;/strong&gt; &lt;code&gt;node:20-alpine&lt;/code&gt; is 50MB vs &lt;code&gt;node:20&lt;/code&gt; at 400MB. For a Node.js API, you almost never need the full Debian image.&lt;/p&gt;

&lt;p&gt;&lt;strong&gt;Why non-root?&lt;/strong&gt; If your container is ever compromised, running as root means the attacker has root access to the host via container escape vulnerabilities. Non-root limits the blast radius.&lt;/p&gt;

&lt;h2&gt;
  
  
  .dockerignore
&lt;/h2&gt;

&lt;p&gt;Always add this — without it, Docker copies &lt;code&gt;node_modules&lt;/code&gt; from your local machine into the build context, which takes forever and may include platform-specific binaries:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight plaintext"&gt;&lt;code&gt;node_modules
.git
.gitignore
*.md
.env
.env.*
dist
coverage
.nyc_output
logs
*.log
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;h2&gt;
  
  
  docker-compose for Local Development
&lt;/h2&gt;



&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight yaml"&gt;&lt;code&gt;&lt;span class="c1"&gt;# docker-compose.yml&lt;/span&gt;
&lt;span class="na"&gt;version&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt; &lt;span class="s1"&gt;'&lt;/span&gt;&lt;span class="s"&gt;3.8'&lt;/span&gt;

&lt;span class="na"&gt;services&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
  &lt;span class="na"&gt;api&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
    &lt;span class="na"&gt;build&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt; &lt;span class="s"&gt;.&lt;/span&gt;
    &lt;span class="na"&gt;ports&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
      &lt;span class="pi"&gt;-&lt;/span&gt; &lt;span class="s2"&gt;"&lt;/span&gt;&lt;span class="s"&gt;3000:3000"&lt;/span&gt;
    &lt;span class="na"&gt;environment&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
      &lt;span class="pi"&gt;-&lt;/span&gt; &lt;span class="s"&gt;NODE_ENV=development&lt;/span&gt;
      &lt;span class="pi"&gt;-&lt;/span&gt; &lt;span class="s"&gt;MONGO_URI=mongodb://mongo:27017/appdb&lt;/span&gt;
      &lt;span class="pi"&gt;-&lt;/span&gt; &lt;span class="s"&gt;JWT_SECRET=local_dev_secret&lt;/span&gt;
    &lt;span class="na"&gt;volumes&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
      &lt;span class="c1"&gt;# Hot reload: mount source code&lt;/span&gt;
      &lt;span class="pi"&gt;-&lt;/span&gt; &lt;span class="s"&gt;.:/app&lt;/span&gt;
      &lt;span class="c1"&gt;# Prevent local node_modules from overriding container's&lt;/span&gt;
      &lt;span class="pi"&gt;-&lt;/span&gt; &lt;span class="s"&gt;/app/node_modules&lt;/span&gt;
    &lt;span class="na"&gt;depends_on&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
      &lt;span class="na"&gt;mongo&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
        &lt;span class="na"&gt;condition&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt; &lt;span class="s"&gt;service_healthy&lt;/span&gt;
    &lt;span class="na"&gt;restart&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt; &lt;span class="s"&gt;unless-stopped&lt;/span&gt;

  &lt;span class="na"&gt;mongo&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
    &lt;span class="na"&gt;image&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt; &lt;span class="s"&gt;mongo:7&lt;/span&gt;
    &lt;span class="na"&gt;ports&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
      &lt;span class="pi"&gt;-&lt;/span&gt; &lt;span class="s2"&gt;"&lt;/span&gt;&lt;span class="s"&gt;27017:27017"&lt;/span&gt;
    &lt;span class="na"&gt;volumes&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
      &lt;span class="pi"&gt;-&lt;/span&gt; &lt;span class="s"&gt;mongo_data:/data/db&lt;/span&gt;
    &lt;span class="na"&gt;healthcheck&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
      &lt;span class="na"&gt;test&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt; &lt;span class="pi"&gt;[&lt;/span&gt;&lt;span class="s2"&gt;"&lt;/span&gt;&lt;span class="s"&gt;CMD"&lt;/span&gt;&lt;span class="pi"&gt;,&lt;/span&gt; &lt;span class="s2"&gt;"&lt;/span&gt;&lt;span class="s"&gt;mongosh"&lt;/span&gt;&lt;span class="pi"&gt;,&lt;/span&gt; &lt;span class="s2"&gt;"&lt;/span&gt;&lt;span class="s"&gt;--eval"&lt;/span&gt;&lt;span class="pi"&gt;,&lt;/span&gt; &lt;span class="s2"&gt;"&lt;/span&gt;&lt;span class="s"&gt;db.adminCommand('ping')"&lt;/span&gt;&lt;span class="pi"&gt;]&lt;/span&gt;
      &lt;span class="na"&gt;interval&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt; &lt;span class="s"&gt;10s&lt;/span&gt;
      &lt;span class="na"&gt;timeout&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt; &lt;span class="s"&gt;5s&lt;/span&gt;
      &lt;span class="na"&gt;retries&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt; &lt;span class="m"&gt;5&lt;/span&gt;

&lt;span class="na"&gt;volumes&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
  &lt;span class="na"&gt;mongo_data&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;The &lt;code&gt;healthcheck&lt;/code&gt; on MongoDB ensures your API container only starts once MongoDB is actually ready to accept connections — not just running. Without this, you get race condition errors on startup.&lt;/p&gt;

&lt;p&gt;Run with:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight shell"&gt;&lt;code&gt;docker-compose up        &lt;span class="c"&gt;# foreground&lt;/span&gt;
docker-compose up &lt;span class="nt"&gt;-d&lt;/span&gt;     &lt;span class="c"&gt;# background&lt;/span&gt;
docker-compose down      &lt;span class="c"&gt;# stop and remove containers&lt;/span&gt;
docker-compose down &lt;span class="nt"&gt;-v&lt;/span&gt;   &lt;span class="c"&gt;# also remove volumes (wipes database)&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;h2&gt;
  
  
  AWS EC2 Setup
&lt;/h2&gt;

&lt;h3&gt;
  
  
  Instance Selection
&lt;/h3&gt;

&lt;ul&gt;
&lt;li&gt;
&lt;strong&gt;t3.small&lt;/strong&gt; (2GB RAM) — minimum for a real Node.js API&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;t3.medium&lt;/strong&gt; (4GB RAM) — recommended for APIs with meaningful traffic&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;t2.micro&lt;/strong&gt; — the free tier option, too slow for production under any real load&lt;/li&gt;
&lt;/ul&gt;

&lt;h3&gt;
  
  
  Security Group Rules
&lt;/h3&gt;



&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight plaintext"&gt;&lt;code&gt;Inbound:
  Port 22   (SSH)    — Your IP only
  Port 80   (HTTP)   — 0.0.0.0/0
  Port 443  (HTTPS)  — 0.0.0.0/0

Outbound:
  All traffic — 0.0.0.0/0
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;Never expose port 3000 publicly. Traffic goes through Nginx on 80/443, which proxies to your Node container on 3000 internally.&lt;/p&gt;

&lt;h3&gt;
  
  
  EC2 Server Setup
&lt;/h3&gt;

&lt;p&gt;SSH in and run:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight shell"&gt;&lt;code&gt;&lt;span class="c"&gt;# Update system&lt;/span&gt;
&lt;span class="nb"&gt;sudo &lt;/span&gt;apt update &lt;span class="o"&gt;&amp;amp;&amp;amp;&lt;/span&gt; &lt;span class="nb"&gt;sudo &lt;/span&gt;apt upgrade &lt;span class="nt"&gt;-y&lt;/span&gt;

&lt;span class="c"&gt;# Install Docker&lt;/span&gt;
curl &lt;span class="nt"&gt;-fsSL&lt;/span&gt; https://get.docker.com &lt;span class="nt"&gt;-o&lt;/span&gt; get-docker.sh
&lt;span class="nb"&gt;sudo &lt;/span&gt;sh get-docker.sh
&lt;span class="nb"&gt;sudo &lt;/span&gt;usermod &lt;span class="nt"&gt;-aG&lt;/span&gt; docker ubuntu
newgrp docker

&lt;span class="c"&gt;# Install Docker Compose&lt;/span&gt;
&lt;span class="nb"&gt;sudo &lt;/span&gt;apt &lt;span class="nb"&gt;install &lt;/span&gt;docker-compose-plugin &lt;span class="nt"&gt;-y&lt;/span&gt;

&lt;span class="c"&gt;# Install Nginx&lt;/span&gt;
&lt;span class="nb"&gt;sudo &lt;/span&gt;apt &lt;span class="nb"&gt;install &lt;/span&gt;nginx &lt;span class="nt"&gt;-y&lt;/span&gt;

&lt;span class="c"&gt;# Install Certbot for SSL&lt;/span&gt;
&lt;span class="nb"&gt;sudo &lt;/span&gt;apt &lt;span class="nb"&gt;install &lt;/span&gt;certbot python3-certbot-nginx &lt;span class="nt"&gt;-y&lt;/span&gt;

&lt;span class="c"&gt;# Create app directory&lt;/span&gt;
&lt;span class="nb"&gt;mkdir&lt;/span&gt; &lt;span class="nt"&gt;-p&lt;/span&gt; /home/ubuntu/app
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;h3&gt;
  
  
  Nginx Configuration
&lt;/h3&gt;



&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight nginx"&gt;&lt;code&gt;&lt;span class="c1"&gt;# /etc/nginx/sites-available/api&lt;/span&gt;
&lt;span class="k"&gt;server&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
    &lt;span class="kn"&gt;listen&lt;/span&gt; &lt;span class="mi"&gt;80&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
    &lt;span class="kn"&gt;server_name&lt;/span&gt; &lt;span class="s"&gt;api.yourdomain.com&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;

    &lt;span class="kn"&gt;location&lt;/span&gt; &lt;span class="n"&gt;/&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
        &lt;span class="kn"&gt;proxy_pass&lt;/span&gt; &lt;span class="s"&gt;http://localhost:3000&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
        &lt;span class="kn"&gt;proxy_http_version&lt;/span&gt; &lt;span class="mf"&gt;1.1&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
        &lt;span class="kn"&gt;proxy_set_header&lt;/span&gt; &lt;span class="s"&gt;Upgrade&lt;/span&gt; &lt;span class="nv"&gt;$http_upgrade&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
        &lt;span class="kn"&gt;proxy_set_header&lt;/span&gt; &lt;span class="s"&gt;Connection&lt;/span&gt; &lt;span class="s"&gt;'upgrade'&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
        &lt;span class="kn"&gt;proxy_set_header&lt;/span&gt; &lt;span class="s"&gt;Host&lt;/span&gt; &lt;span class="nv"&gt;$host&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
        &lt;span class="kn"&gt;proxy_set_header&lt;/span&gt; &lt;span class="s"&gt;X-Real-IP&lt;/span&gt; &lt;span class="nv"&gt;$remote_addr&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
        &lt;span class="kn"&gt;proxy_set_header&lt;/span&gt; &lt;span class="s"&gt;X-Forwarded-For&lt;/span&gt; &lt;span class="nv"&gt;$proxy_add_x_forwarded_for&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
        &lt;span class="kn"&gt;proxy_set_header&lt;/span&gt; &lt;span class="s"&gt;X-Forwarded-Proto&lt;/span&gt; &lt;span class="nv"&gt;$scheme&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
        &lt;span class="kn"&gt;proxy_cache_bypass&lt;/span&gt; &lt;span class="nv"&gt;$http_upgrade&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
    &lt;span class="p"&gt;}&lt;/span&gt;
&lt;span class="p"&gt;}&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;





&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight shell"&gt;&lt;code&gt;&lt;span class="c"&gt;# Enable the site&lt;/span&gt;
&lt;span class="nb"&gt;sudo ln&lt;/span&gt; &lt;span class="nt"&gt;-s&lt;/span&gt; /etc/nginx/sites-available/api /etc/nginx/sites-enabled/
&lt;span class="nb"&gt;sudo &lt;/span&gt;nginx &lt;span class="nt"&gt;-t&lt;/span&gt;
&lt;span class="nb"&gt;sudo &lt;/span&gt;systemctl reload nginx

&lt;span class="c"&gt;# Get SSL certificate (replace with your domain)&lt;/span&gt;
&lt;span class="nb"&gt;sudo &lt;/span&gt;certbot &lt;span class="nt"&gt;--nginx&lt;/span&gt; &lt;span class="nt"&gt;-d&lt;/span&gt; api.yourdomain.com
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;Certbot automatically modifies your Nginx config to add HTTPS and sets up auto-renewal via a cron job.&lt;/p&gt;

&lt;h2&gt;
  
  
  GitHub Actions CI/CD
&lt;/h2&gt;

&lt;p&gt;Store these in GitHub repository secrets:&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;
&lt;code&gt;EC2_HOST&lt;/code&gt; — your EC2 public IP&lt;/li&gt;
&lt;li&gt;
&lt;code&gt;EC2_SSH_KEY&lt;/code&gt; — your EC2 private key (the &lt;code&gt;.pem&lt;/code&gt; file contents)
&lt;/li&gt;
&lt;/ul&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight yaml"&gt;&lt;code&gt;&lt;span class="c1"&gt;# .github/workflows/deploy.yml&lt;/span&gt;
&lt;span class="na"&gt;name&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt; &lt;span class="s"&gt;Deploy to EC2&lt;/span&gt;

&lt;span class="na"&gt;on&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
  &lt;span class="na"&gt;push&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
    &lt;span class="na"&gt;branches&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt; &lt;span class="pi"&gt;[&lt;/span&gt;&lt;span class="nv"&gt;main&lt;/span&gt;&lt;span class="pi"&gt;]&lt;/span&gt;

&lt;span class="na"&gt;jobs&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
  &lt;span class="na"&gt;deploy&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
    &lt;span class="na"&gt;runs-on&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt; &lt;span class="s"&gt;ubuntu-latest&lt;/span&gt;

    &lt;span class="na"&gt;steps&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
      &lt;span class="pi"&gt;-&lt;/span&gt; &lt;span class="na"&gt;uses&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt; &lt;span class="s"&gt;actions/checkout@v4&lt;/span&gt;

      &lt;span class="pi"&gt;-&lt;/span&gt; &lt;span class="na"&gt;name&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt; &lt;span class="s"&gt;Deploy to EC2&lt;/span&gt;
        &lt;span class="na"&gt;uses&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt; &lt;span class="s"&gt;appleboy/ssh-action@v1.0.0&lt;/span&gt;
        &lt;span class="na"&gt;with&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
          &lt;span class="na"&gt;host&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt; &lt;span class="s"&gt;${{ secrets.EC2_HOST }}&lt;/span&gt;
          &lt;span class="na"&gt;username&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt; &lt;span class="s"&gt;ubuntu&lt;/span&gt;
          &lt;span class="na"&gt;key&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt; &lt;span class="s"&gt;${{ secrets.EC2_SSH_KEY }}&lt;/span&gt;
          &lt;span class="na"&gt;script&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt; &lt;span class="pi"&gt;|&lt;/span&gt;
            &lt;span class="s"&gt;cd /home/ubuntu/app&lt;/span&gt;

            &lt;span class="s"&gt;# Pull latest code&lt;/span&gt;
            &lt;span class="s"&gt;git pull origin main&lt;/span&gt;

            &lt;span class="s"&gt;# Build new image&lt;/span&gt;
            &lt;span class="s"&gt;docker build -t myapp:latest .&lt;/span&gt;

            &lt;span class="s"&gt;# Zero-downtime: start new container, stop old one&lt;/span&gt;
            &lt;span class="s"&gt;docker compose up -d --build --no-deps api&lt;/span&gt;

            &lt;span class="s"&gt;# Clean up old images&lt;/span&gt;
            &lt;span class="s"&gt;docker image prune -f&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;The &lt;code&gt;--no-deps&lt;/code&gt; flag rebuilds only the &lt;code&gt;api&lt;/code&gt; service without touching the database container. This is important — you don't want to restart MongoDB during a code deployment.&lt;/p&gt;

&lt;h2&gt;
  
  
  Zero-Downtime Deployments
&lt;/h2&gt;

&lt;p&gt;The approach above has a brief gap when the old container stops and the new one starts. For true zero-downtime, use a blue-green approach with Nginx upstream switching:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight yaml"&gt;&lt;code&gt;&lt;span class="c1"&gt;# docker-compose.yml — two app instances&lt;/span&gt;
&lt;span class="na"&gt;services&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
  &lt;span class="na"&gt;api-blue&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
    &lt;span class="na"&gt;build&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt; &lt;span class="s"&gt;.&lt;/span&gt;
    &lt;span class="na"&gt;ports&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
      &lt;span class="pi"&gt;-&lt;/span&gt; &lt;span class="s2"&gt;"&lt;/span&gt;&lt;span class="s"&gt;3001:3000"&lt;/span&gt;

  &lt;span class="na"&gt;api-green&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
    &lt;span class="na"&gt;build&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt; &lt;span class="s"&gt;.&lt;/span&gt;
    &lt;span class="na"&gt;ports&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
      &lt;span class="pi"&gt;-&lt;/span&gt; &lt;span class="s2"&gt;"&lt;/span&gt;&lt;span class="s"&gt;3002:3000"&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;





&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight shell"&gt;&lt;code&gt;&lt;span class="c"&gt;# deploy.sh on EC2&lt;/span&gt;
&lt;span class="c"&gt;#!/bin/bash&lt;/span&gt;

&lt;span class="c"&gt;# Determine current active color&lt;/span&gt;
&lt;span class="nv"&gt;ACTIVE&lt;/span&gt;&lt;span class="o"&gt;=&lt;/span&gt;&lt;span class="si"&gt;$(&lt;/span&gt;&lt;span class="nb"&gt;cat&lt;/span&gt; /tmp/active_color 2&amp;gt;/dev/null &lt;span class="o"&gt;||&lt;/span&gt; &lt;span class="nb"&gt;echo&lt;/span&gt; &lt;span class="s2"&gt;"blue"&lt;/span&gt;&lt;span class="si"&gt;)&lt;/span&gt;
&lt;span class="nv"&gt;NEXT&lt;/span&gt;&lt;span class="o"&gt;=&lt;/span&gt;&lt;span class="si"&gt;$(&lt;/span&gt;&lt;span class="o"&gt;[&lt;/span&gt; &lt;span class="s2"&gt;"&lt;/span&gt;&lt;span class="nv"&gt;$ACTIVE&lt;/span&gt;&lt;span class="s2"&gt;"&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="s2"&gt;"blue"&lt;/span&gt; &lt;span class="o"&gt;]&lt;/span&gt; &lt;span class="o"&gt;&amp;amp;&amp;amp;&lt;/span&gt; &lt;span class="nb"&gt;echo&lt;/span&gt; &lt;span class="s2"&gt;"green"&lt;/span&gt; &lt;span class="o"&gt;||&lt;/span&gt; &lt;span class="nb"&gt;echo&lt;/span&gt; &lt;span class="s2"&gt;"blue"&lt;/span&gt;&lt;span class="si"&gt;)&lt;/span&gt;

&lt;span class="c"&gt;# Start new version&lt;/span&gt;
docker compose up &lt;span class="nt"&gt;-d&lt;/span&gt; &lt;span class="nt"&gt;--build&lt;/span&gt; api-&lt;span class="nv"&gt;$NEXT&lt;/span&gt;

&lt;span class="c"&gt;# Wait for health check&lt;/span&gt;
&lt;span class="nb"&gt;sleep &lt;/span&gt;10

&lt;span class="c"&gt;# Switch Nginx to new version&lt;/span&gt;
&lt;span class="nv"&gt;PORT&lt;/span&gt;&lt;span class="o"&gt;=&lt;/span&gt;&lt;span class="si"&gt;$(&lt;/span&gt;&lt;span class="o"&gt;[&lt;/span&gt; &lt;span class="s2"&gt;"&lt;/span&gt;&lt;span class="nv"&gt;$NEXT&lt;/span&gt;&lt;span class="s2"&gt;"&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="s2"&gt;"blue"&lt;/span&gt; &lt;span class="o"&gt;]&lt;/span&gt; &lt;span class="o"&gt;&amp;amp;&amp;amp;&lt;/span&gt; &lt;span class="nb"&gt;echo&lt;/span&gt; &lt;span class="s2"&gt;"3001"&lt;/span&gt; &lt;span class="o"&gt;||&lt;/span&gt; &lt;span class="nb"&gt;echo&lt;/span&gt; &lt;span class="s2"&gt;"3002"&lt;/span&gt;&lt;span class="si"&gt;)&lt;/span&gt;
&lt;span class="nb"&gt;sed&lt;/span&gt; &lt;span class="nt"&gt;-i&lt;/span&gt; &lt;span class="s2"&gt;"s/proxy_pass http:&lt;/span&gt;&lt;span class="se"&gt;\/\/&lt;/span&gt;&lt;span class="s2"&gt;localhost:[0-9]*/proxy_pass http:&lt;/span&gt;&lt;span class="se"&gt;\/\/&lt;/span&gt;&lt;span class="s2"&gt;localhost:&lt;/span&gt;&lt;span class="nv"&gt;$PORT&lt;/span&gt;&lt;span class="s2"&gt;/"&lt;/span&gt; /etc/nginx/sites-available/api
nginx &lt;span class="nt"&gt;-s&lt;/span&gt; reload

&lt;span class="c"&gt;# Stop old version&lt;/span&gt;
docker compose stop api-&lt;span class="nv"&gt;$ACTIVE&lt;/span&gt;

&lt;span class="c"&gt;# Record active color&lt;/span&gt;
&lt;span class="nb"&gt;echo&lt;/span&gt; &lt;span class="nv"&gt;$NEXT&lt;/span&gt; &lt;span class="o"&gt;&amp;gt;&lt;/span&gt; /tmp/active_color
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;Overkill for most projects, but worth knowing for high-traffic APIs.&lt;/p&gt;

&lt;h2&gt;
  
  
  Environment Variables
&lt;/h2&gt;

&lt;p&gt;Never put secrets in your Docker image. Use a &lt;code&gt;.env&lt;/code&gt; file on the server:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight shell"&gt;&lt;code&gt;&lt;span class="c"&gt;# /home/ubuntu/app/.env (on EC2, not in git)&lt;/span&gt;
&lt;span class="nv"&gt;NODE_ENV&lt;/span&gt;&lt;span class="o"&gt;=&lt;/span&gt;production
&lt;span class="nv"&gt;MONGO_URI&lt;/span&gt;&lt;span class="o"&gt;=&lt;/span&gt;mongodb://mongo:27017/appdb
&lt;span class="nv"&gt;JWT_SECRET&lt;/span&gt;&lt;span class="o"&gt;=&lt;/span&gt;your_actual_secret_here
&lt;span class="nv"&gt;STRIPE_SECRET_KEY&lt;/span&gt;&lt;span class="o"&gt;=&lt;/span&gt;sk_live_...
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;Reference it in docker-compose:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight yaml"&gt;&lt;code&gt;&lt;span class="na"&gt;services&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
  &lt;span class="na"&gt;api&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
    &lt;span class="na"&gt;env_file&lt;/span&gt;&lt;span class="pi"&gt;:&lt;/span&gt;
      &lt;span class="pi"&gt;-&lt;/span&gt; &lt;span class="s"&gt;.env&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;The &lt;code&gt;.env&lt;/code&gt; file on EC2 is separate from anything in your repository. Add &lt;code&gt;.env&lt;/code&gt; to &lt;code&gt;.gitignore&lt;/code&gt; and never commit secrets.&lt;/p&gt;

&lt;h2&gt;
  
  
  Monitoring
&lt;/h2&gt;

&lt;p&gt;Two simple things that catch most production issues:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight shell"&gt;&lt;code&gt;&lt;span class="c"&gt;# View live logs&lt;/span&gt;
docker compose logs &lt;span class="nt"&gt;-f&lt;/span&gt; api

&lt;span class="c"&gt;# Container resource usage&lt;/span&gt;
docker stats

&lt;span class="c"&gt;# Check if containers are running&lt;/span&gt;
docker compose ps
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;For production, set up log forwarding to CloudWatch or Datadog. But for early-stage products, &lt;code&gt;docker compose logs&lt;/code&gt; piped to a file is often enough.&lt;/p&gt;

&lt;h2&gt;
  
  
  EC2 Checklist
&lt;/h2&gt;

&lt;p&gt;Before going live:&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;[ ] Elastic IP assigned (so IP doesn't change on restart)&lt;/li&gt;
&lt;li&gt;[ ] Domain pointing to Elastic IP&lt;/li&gt;
&lt;li&gt;[ ] SSL certificate installed (Certbot)&lt;/li&gt;
&lt;li&gt;[ ] Security group only exposes 80, 443, 22&lt;/li&gt;
&lt;li&gt;[ ] &lt;code&gt;.env&lt;/code&gt; file on server with production secrets&lt;/li&gt;
&lt;li&gt;[ ] &lt;code&gt;docker-compose restart: unless-stopped&lt;/code&gt; set on all services&lt;/li&gt;
&lt;li&gt;[ ] GitHub Actions secrets set&lt;/li&gt;
&lt;li&gt;[ ] First deployment tested manually&lt;/li&gt;
&lt;/ul&gt;




&lt;blockquote&gt;
&lt;p&gt;Containers don't solve bad architecture — they just make deployment consistent. Make sure your app is well-structured before you containerize it.&lt;/p&gt;
&lt;/blockquote&gt;

&lt;p&gt;The most common mistake I see is treating Docker as a magic solution for messy code. It's not. A hard-coded port, an uncaught async error that crashes the process, a missing environment variable — all of these problems exist whether you're using Docker or not.&lt;/p&gt;

&lt;p&gt;Containerization is about consistency and reproducibility. Get the code right first.&lt;/p&gt;




&lt;p&gt;&lt;em&gt;I'm Suyog Bhise, a Full Stack Developer at IVTREE where I manage Docker-based deployments to AWS EC2. &lt;a href="https://www.suyogbhise.online" rel="noopener noreferrer"&gt;suyogbhise.online&lt;/a&gt;&lt;/em&gt;&lt;/p&gt;

</description>
      <category>docker</category>
      <category>aws</category>
      <category>devops</category>
      <category>node</category>
    </item>
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