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@kanchan-nath

Kanchan Nath

@kanchan-nath·India·Joined January 2026

Writing about backend development and what I learn along the way

About

Backend-focused web developer and engineering student.

Available for

Backend Developer

Kanchan Nath's blogs

Kanchan Nath kanchannath.hashnode.dev33 posts

About

Backend-focused web developer and engineering student.

Available for

Backend Developer

Kanchan Nath's blogs

Kanchan Nath kanchannath.hashnode.dev33 posts

Articles Comments

Recently published

KNKanchan Nathinkanchannath.hashnode.dev·Jul 25 · 9 min read

Express.js API Server Architecture Tutorial

Meta summary: Learn how to build a production-ready Express.js API server with rate limiting, security middleware, modular routing, and error handling. This comprehensive guide covers middleware confi

KNKanchan Nathinkanchannath.hashnode.dev·Jul 25 · 9 min read

Node.js Socket.IO Authentication Tutorial

Node.js Socket.IO Authentication Tutorial This guide walks through implementing a production-ready Socket.IO server with JWT authentication, room-based messaging, and graceful shutdown handling. You'l

KNKanchan Nathinkanchannath.hashnode.dev·Jul 15 · 7 min read

How AI Tools for Students Actually Work in 2026

Every "AI is changing education" post says the same thing: personalized learning, instant feedback, adaptive paths. None of them explain what's actually running under the hood, or what breaks when you

KNKanchan Nathinkanchannath.hashnode.dev·Jul 8 · 7 min read

How to Set Up CircleCI for a Node.js App With Test Reports

If you're running npm test on every push and calling it CI, you're missing the part that actually makes CircleCI useful: structured test reports, a working directory that matches your repo layout, and

KNKanchan Nathinkanchannath.hashnode.dev·Jul 8 · 6 min read

Caching Strategies I Use in My Backend — Redis, Patterns, and When Things Go Wrong

Every time a user opens a video page, my backend shouldn't be hitting the database to fetch the same video metadata that was fetched 100 times in the last minute. That's where caching comes in. But ca