Learn Node.js: Backend & API

Learn Node.js from the basics to advanced backend development — and get interview-ready. This Node.js tutorial takes you from your first server to real, production-style projects, with clear explanations, real-world code examples, hands-on projects, quizzes and 450+ interview questions. Works 100% offline, no login needed.

Master Node.js and the tools that go with it: Express JS, NPM, MongoDB and MySQL, plus the JavaScript foundations that make you strong in Node.

🛠️ HANDS-ON PROJECTS — BUILD REAL APPS

Learn Node.js by building, step by step:

• Todo REST API — CRUD API from scratch with Express

• User Auth with JWT — registration, login & protected routes

• REST API + MySQL — connection pooling & prepared statements

• REST API + MongoDB — Mongoose schemas & validation

• Real-Time Chat Server — WebSockets with Socket.IO

• File Upload API — multipart uploads with Multer

• API Rate Limiter — build middleware from scratch

📚 COMPLETE NODE.JS COURSE

Chapter-wise lessons from basic to advanced:

• Node.js core: event loop, modules, async/await, callbacks, streams, buffers

• HTTP & HTTPS servers, REST APIs with JWT, sending mail

• Events & EventEmitter, process object, cluster, worker threads

• File system, path, OS, DNS, net, URL, query string, zlib

• Node.js security practices, coding standards, hashing algorithms

• NPM basics, V8 & libuv internals, REPL, console, readline

🚀 EXPRESS JS TUTORIAL

Routing, route parameters & handlers, static files, response methods, chainable and mountable routes — everything you need to build APIs.

🧠 QUIZ ARENA

450+ Node.js interview questions with answer explanations, organized topic-wise across Basic, Medium and Hard levels.

🎯 MOCK INTERVIEW & DAILY CHALLENGE

• Mock Interview — 30 questions in 30 minutes, mixed topics, just like the real thing

• Daily Challenge — 5 fresh questions every day to keep your streak alive

• Review Mistakes — retry the questions you got wrong until you master them

• Key Points cheat sheets for quick point-to-point revision before interviews

💻 CODE PLAYGROUND

Practice and run code right inside the app. Earn XP, level up, and track your learning with streaks.

✈️ 100% OFFLINE, PRIVACY FIRST

• No login, no sign-up, no account

• Read chapters, take quizzes and build projects without internet

• Dark mode for comfortable night reading

🎯 PERFECT FOR

• Beginners learning backend development for the first time

• JavaScript developers moving to Node.js

• Students and job-seekers preparing for Node.js interviews

• Anyone building REST APIs with Express, MongoDB or MySQL

Learn Node.js at your own pace and become interview-ready — one chapter, one project at a time.