The latest articles on DEV Community by Madhukar Reddy (@awsandevops). https://dev.to/awsandevops https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F3754560%2F9214a5e7-3e74-4b3e-b0e5-a86d92039d72.png https://dev.to/awsandevops en Madhukar Reddy Thu, 05 Feb 2026 09:34:17 +0000 https://dev.to/awsandevops/linux-for-cloud-engineers-practical-linux-skills-for-real-world-cloud-work-5ep1 https://dev.to/awsandevops/linux-for-cloud-engineers-practical-linux-skills-for-real-world-cloud-work-5ep1 <h1> Linux for Cloud Engineers: Practical Linux Skills for Real-World Cloud Work </h1> <p><a href="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fh0zfno4tp7scg96odjn2.png" class="article-body-image-wrapper"><img src="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fh0zfno4tp7scg96odjn2.png" alt=" " width="800" height="450"></a></p> <p>If you work with cloud platforms like AWS, Azure, or GCP, <strong>Linux is not optional</strong> — it’s the foundation everything runs on.</p> <p>To help cloud learners build <strong>practical Linux skills</strong>, I created a playlist called <strong>“Linux for Cloud Engineers”</strong>, focused on how Linux is actually used in real cloud and DevOps environments.</p> <p>📺 <strong>Linux for Cloud Engineers – Full Playlist:</strong><br><br> 👉 <a href="https://www.youtube.com/playlist?list=PLg_uqzorGE2Uc7Mlv5tcpgftIGJVfmx6K" rel="noopener noreferrer">https://www.youtube.com/playlist?list=PLg_uqzorGE2Uc7Mlv5tcpgftIGJVfmx6K</a></p> <h2> Why This Playlist Exists </h2> <p>Many Linux tutorials:</p> <ul> <li>Focus on theory or certification-style commands</li> <li>Don’t explain <em>why</em> things matter in cloud environments</li> <li>Skip real-world use cases</li> </ul> <p>This playlist is built specifically for:</p> <ul> <li>Cloud engineers</li> <li>DevOps engineers</li> <li>Anyone working with Linux-based servers in production</li> </ul> <p>The focus is on <strong>practical usage</strong>, not memorization.</p> <h2> What You’ll Learn in This Series </h2> <p>This playlist covers Linux topics that are directly relevant to cloud engineering, including:</p> <ul> <li>Linux file system and permissions</li> <li>Users, groups, and access control</li> <li>Process and service management</li> <li>Networking basics for cloud servers</li> <li>Logs, monitoring, and troubleshooting</li> <li>Linux concepts used daily on EC2 and cloud VMs</li> </ul> <p>Each video explains <strong>what the command does, why it matters, and where it’s used in real systems</strong>.</p> <h2> Learning Approach </h2> <p>The teaching style is:</p> <ul> <li>Hands-on and practical</li> <li>Focused on real server scenarios</li> <li>Oriented toward cloud and DevOps roles</li> <li>Easy to follow, even for beginners</li> </ul> <p>Instead of isolated commands, the series builds <strong>mental models</strong> for how Linux works in production.</p> <h2> Who This Playlist Is For </h2> <ul> <li>Cloud engineers</li> <li>DevOps engineers</li> <li>AWS / Azure / GCP learners</li> <li>Backend developers working on Linux servers</li> <li>Students preparing for cloud or DevOps interviews</li> </ul> <p>If you manage cloud infrastructure, this knowledge is essential.</p> <h2> How to Use This Playlist Effectively </h2> <ul> <li>Watch the videos in sequence</li> <li>Practice commands on a Linux VM or cloud instance</li> <li>Revisit videos when troubleshooting real issues</li> <li>Combine this playlist with cloud hands-on projects</li> </ul> <p>This playlist is designed to be a <strong>long-term reference</strong>, not just a one-time watch.</p> <h2> Final Thoughts </h2> <p>Strong cloud engineers are always strong with Linux.</p> <p>If you want to feel confident managing cloud servers, debugging issues, and understanding what’s happening under the hood, this playlist will help you build that foundation.</p> <p>If you find it useful:</p> <ul> <li>Save the playlist</li> <li>Share feedback or topic requests</li> <li>Use it a</li> </ul> aws devops linux devsecops Madhukar Reddy Thu, 05 Feb 2026 09:30:19 +0000 https://dev.to/awsandevops/aws-zero-to-hero-learn-aws-with-practical-real-world-examples-158h https://dev.to/awsandevops/aws-zero-to-hero-learn-aws-with-practical-real-world-examples-158h <h1> AWS Zero to Hero: Learn AWS with Practical, Real-World Examples </h1> <p>Learning<br> <a href="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Ffb8y7six1ubplu8iyhw9.png" class="article-body-image-wrapper"><img src="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Ffb8y7six1ubplu8iyhw9.png" alt=" " width="780" height="422"></a></p> <p>AWS can feel overwhelming — dozens of services, complex networking, security concepts, and production best practices that are rarely explained together.</p> <p>To solve this, I created an <strong>AWS Zero to Hero</strong> playlist focused on <strong>practical, real-world AWS usage</strong>, not just theory.</p> <p>📺 <strong>AWS Zero to Hero – Full Playlist:</strong><br><br> 👉 <a href="https://www.youtube.com/playlist?list=PLg_uqzorGE2VOQHks3D7fj1IcPFVvULq-" rel="noopener noreferrer">https://www.youtube.com/playlist?list=PLg_uqzorGE2VOQHks3D7fj1IcPFVvULq-</a></p> <h2> Why This Playlist Exists </h2> <p>Most AWS tutorials:</p> <ul> <li>Explain services in isolation</li> <li>Skip real-world misconfigurations</li> <li>Don’t show how things break in production</li> </ul> <p>This playlist is designed to help learners <strong>understand AWS the way it’s actually used in real systems</strong> — with security, networking, automation, and deployment in mind.</p> <h2> What You’ll Learn in This Series </h2> <p>The playlist covers AWS concepts step by step, including:</p> <ul> <li>AWS core services (EC2, VPC, IAM, S3)</li> <li>Real-world networking concepts</li> <li>Security best practices and common misconfigurations</li> <li>CI/CD and deployment workflows</li> <li>Cloud architecture decisions used in production</li> </ul> <p>Each video builds on the previous one, making it suitable for <strong>beginners as well as intermediate learners</strong>.</p> <h2> Learning Approach </h2> <p>This series focuses on:</p> <ul> <li>Hands-on demonstrations</li> <li>Real AWS console walkthroughs</li> <li>Practical explanations instead of memorization</li> <li>Common mistakes engineers make in real environments</li> </ul> <p>The goal is not just to <em>pass certifications</em>, but to <strong>understand AWS deeply</strong>.</p> <h2> Who This Playlist Is For </h2> <ul> <li>Beginners starting with AWS</li> <li>DevOps and Cloud engineers</li> <li>Backend developers working with AWS</li> <li>Students preparing for cloud roles</li> <li>Anyone who prefers learning by doing</li> </ul> <h2> Recommended Way to Use This Playlist </h2> <ul> <li>Follow the videos in order</li> <li>Pause and try things yourself in AWS</li> <li>Revisit videos as you build your own projects</li> <li>Use this as a long-term reference, not a one-time watch</li> </ul> <h2> Final Thoughts </h2> <p>AWS becomes much easier when you understand <strong>why services exist and how they work together</strong>.</p> <p>If you’re looking for a <strong>clear, practical path</strong> from beginner to confident AWS user, this playlist should help.</p> <p>If you find it useful:</p> <ul> <li>Share feedback</li> <li>Suggest topics you’d like covered</li> <li>Save the playlist for future reference</li> </ul> <p>Happy learning 🚀</p> aws devops cicd devsecops Madhukar Reddy Thu, 05 Feb 2026 09:25:35 +0000 https://dev.to/awsandevops/build-a-real-world-cicd-pipeline-for-nodejs-using-docker-github-actions-and-aws-ec2-1j9a https://dev.to/awsandevops/build-a-real-world-cicd-pipeline-for-nodejs-using-docker-github-actions-and-aws-ec2-1j9a <h1> Build a Real-World CI/CD Pipeline for Node.js using Docker, GitHub Actions, and AWS EC2 </h1> <p><a href="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fwgugg6yow3fe4f5ff0ak.png" class="article-body-image-wrapper"><img src="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fwgugg6yow3fe4f5ff0ak.png" alt=" " width="800" height="450"></a></p> <p>Most CI/CD tutorials explain tools in isolation.<br><br> In real projects, <strong>everything has to work together</strong> — application code, containerization, CI/CD automation, and cloud infrastructure.</p> <p>In this post, I’m sharing a <strong>production-style CI/CD pipeline</strong> that deploys a Node.js application using <strong>Docker</strong>, <strong>GitHub Actions</strong>, and <strong>AWS EC2</strong>, end to end.</p> <p>📺 <strong>Full video walkthrough (recommended):</strong><br><br> 👉 <a href="https://youtu.be/WwxSNIrW8bk" rel="noopener noreferrer">https://youtu.be/WwxSNIrW8bk</a><br> <a href="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2F0ycp26biw5o4nnvzgyzb.jpg" class="article-body-image-wrapper"><img src="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2F0ycp26biw5o4nnvzgyzb.jpg" alt=" " width="800" height="450"></a></p> <h2> Why I Built This </h2> <p>When learning CI/CD, I noticed a common gap:</p> <ul> <li>One tutorial explains Docker </li> <li>Another explains GitHub Actions </li> <li>Another explains EC2 </li> </ul> <p>But very few show <strong>how these pieces connect in a real deployment flow</strong>.</p> <p>This project focuses on:</p> <ul> <li>Practical setup</li> <li>Real deployment sequence</li> <li>Automation that mirrors real DevOps teams</li> </ul> <h2> What This Project Demonstrates </h2> <ul> <li>A simple Node.js application</li> <li>Dockerizing the application</li> <li>CI/CD pipeline using GitHub Actions</li> <li>Automated deployment to an EC2 instance</li> <li>A repeatable and maintainable workflow</li> </ul> <p>This is not theory — it’s a <strong>working pipeline</strong>.</p> <h2> Architecture Overview </h2> <div class="highlight js-code-highlight"> <pre class="highlight plaintext"><code> text Developer pushes code ↓ GitHub repository ↓ GitHub Actions pipeline - Build Docker image - Run CI steps - Deploy to EC2 ↓ Docker container running on EC2 ↓ Application available to users </code></pre> </div> devops node aws githubactions