Express vs Fastify: Which One Should You Use in 2026?
Fastify is 3–5x faster. Express has 16x more downloads. Performance and adoption are telling very different stories — and you need to understand both before picking a side.
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Articles tagged “JavaScript”
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7 TypeScript Patterns That Make Your Codebase Scalable
Scalability isn't just about handling more users. It's about handling more developers, more features, and more time — without your codebase becoming a liability.
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10 Next.js Performance Mistakes Killing Your Core Web Vitals
Your Lighthouse score isn't a vanity metric. It's a direct proxy for how many users abandon your site before it loads — and how Google ranks you against competitors who got this right.
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Build a File Upload API with Node.js and Cloud Storage
File uploads seem simple until they aren't. This guide builds a production-ready upload API — with validation, security, and cloud storage — from the ground up.
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How to Implement Authentication with JWT in Node.js
Stateless, scalable, and — when done right — secure. JWT authentication is the backbone of modern API design. Here's everything you need to build it properly.
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How to Build a Backend with Next.js Route Handlers (No Express)
You don't need Express, Fastify, or a separate API server anymore. Next.js 13+ ships with everything you need to build a production-grade backend — right inside your frontend project.
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How to Secure Your React App: A Frontend Security Guide Nobody Talks About
Your backend team has firewalls, rate limiters, WAFs, and a dedicated security engineer. Your React app has... vibes. Let's fix that.
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What is XSS? Cross-Site Scripting Explained for Developers
You don't have to break into a server to steal from it. Sometimes, you just have to make the server say what you want — and let the browser do the rest.
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How to Secure a Node.js API (Step-by-Step)
Most Node.js APIs get built fast. They get secured… later. This guide makes "later" happen right now — with practical, production-ready patterns for every layer of your API.
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