DEV Community

JavaScript

Once relegated to the browser as one of the 3 core technologies of the web, JavaScript can now be found almost anywhere you find code. JavaScript developers move fast and push software development forward; they can be as opinionated as the frameworks they use, so let's keep it clean here and make it a place to learn from each other!

Posts

👋 Sign in for the ability to sort posts by relevant, latest, or top.
Setting Up Your First Node.js Application Step-by-Step

Setting Up Your First Node.js Application Step-by-Step

2
Comments 1
4 min read
Two AIs, One Game Jam: Building RELAY in 1 Hour

Two AIs, One Game Jam: Building RELAY in 1 Hour

Comments
2 min read
🚀 Stop Building OTP Systems from Scratch — I Built a Complete Redis-Based Verification Engine for Node.js

🚀 Stop Building OTP Systems from Scratch — I Built a Complete Redis-Based Verification Engine for Node.js

Comments
3 min read
Uber System Design: A Comprehensive Guide to Building a Real-Time Ride-Sharing Platform

Uber System Design: A Comprehensive Guide to Building a Real-Time Ride-Sharing Platform

1
Comments
6 min read
JavaScript Promises Explained — With a Real Online Shopping Flow

JavaScript Promises Explained — With a Real Online Shopping Flow

1
Comments
5 min read
I Built a Yerba Mate Caffeine Calculator That Accounts for Preparation Method

I Built a Yerba Mate Caffeine Calculator That Accounts for Preparation Method

Comments
3 min read
Say Goodbye to JavaScript's Date Object: The Temporal API is Here to Save Your Sanity

Say Goodbye to JavaScript's Date Object: The Temporal API is Here to Save Your Sanity

Comments 3
10 min read
Queue-Based Shopify Webhook Processing: Why It Matters and How to Build It

Queue-Based Shopify Webhook Processing: Why It Matters and How to Build It

Comments
1 min read
How to Get the Caller's Filename in Node.js

How to Get the Caller's Filename in Node.js

Comments
2 min read
Node.js Best Practices in 2026: What Senior Developers Actually Do

Node.js Best Practices in 2026: What Senior Developers Actually Do

Comments
4 min read
TypeScript in 10 Minutes: From JavaScript to Type Safety

TypeScript in 10 Minutes: From JavaScript to Type Safety

Comments
3 min read
TypeScript en 2026 : Guide Complet pour Débutants

TypeScript en 2026 : Guide Complet pour Débutants

Comments
4 min read
🚫 Stop Writing Old JavaScript — ✅ Start Using Modern Built-in APIs (Part 2)

🚫 Stop Writing Old JavaScript — ✅ Start Using Modern Built-in APIs (Part 2)

3
Comments
5 min read
Closures made simple

Closures made simple

1
Comments
5 min read
I built a free browser-based hardware testing toolkit — here's why

I built a free browser-based hardware testing toolkit — here's why

1
Comments
1 min read
👋 Sign in for the ability to sort posts by relevant, latest, or top.