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Articles tagged with #backend-development
When you're building a side project, console.log is perfectly fine. But the moment you deploy a distributed system, where you have multiple instances of an app running behind a load balancer console.l
While building any backend API, you can never fully trust the data coming in from a client, a third-party webhook, or even a frontend application you wrote yourself. Every robust API needs a strict va
Today, we are diving deep into a concept that will fundamentally change how you structure your Node.js and Express backends. Let's break down what EDA is, why you need it, and how to implement it nati
Today, we’re going to look at WebSockets. This is the tech that makes multiplayer games, chat apps, and live stock tickers actually work. We’ll also look at Socket.io, which is basically the cheat code for making WebSockets easy to use. We’ll keep th...
A while back, Node introduced the worker_threads module. It allows parallel execution, Real multi-tasking. How you actually code it It’s surprisingly simple. You just need two files. The Bottleneck Lets understand this with a very simple and realisti...
To truly understand how that magic works, we need to look under the hood. We are going to implement a basic OAuth flow using nothing but standard Node.js and Express. No NextAuth, no better-auth, nothing. The Problem: Why Does OAuth Even Exist? Imagi...