Your comprehensive guide to mastering Node.js for back-end development interviews
Welcome to my Node.js prep for back-end development interviews! 🚀 This repository is your ultimate guide to mastering Node.js, the powerful runtime for building scalable server-side applications. With hands-on coding and interview-focused practice, it’s designed to help you shine in technical interviews and Node.js projects with confidence and expertise.
- Core Node.js Mastery: Dive into event-driven architecture, modules, and asynchronous programming.
- Ecosystem Essentials: Explore Express.js, databases, and authentication.
- Hands-on Practice: Solve curated coding challenges with detailed solutions.
- Interview Question Bank: Tackle common Node.js questions with concise answers.
- Performance Optimization: Learn best practices for efficient, scalable back-end code.
- Back-end developers prepping for technical interviews.
- Node.js developers strengthening core and advanced concepts.
- Full-stack developers building server-side skills.
- Software engineers transitioning to Node.js roles.
- Anyone mastering Node.js for modern web applications.
- Understanding the Node.js Runtime
- Event Loop and Non-Blocking I/O
- V8 Engine
- Global Objects (
process,buffer,console) - Node.js CLI and REPL
- CommonJS Modules
- ES Modules
requirevs.import- Creating and Publishing NPM Packages
- Package.json and Dependency Management
- Callbacks
- Promises
- Async/Await
- Event Emitters
- Handling Asynchronous Errors
- Reading and Writing Files (
fsmodule) - Synchronous vs. Asynchronous Methods
- Streams and Buffers
- File System Watchers
- Directory Management
- Creating HTTP Servers (
httpmodule) - Handling Requests and Responses
- URL Parsing
- TCP/UDP Servers (
netmodule) - WebSockets with
ws
- Setting Up Express
- Routing and Middleware
- Request and Response Objects
- Template Engines (e.g., EJS, Pug)
- Error Handling
- REST API Development
- MongoDB with Mongoose
- SQL Databases with Sequelize/Knex
- Connection Pooling
- CRUD Operations
- Database Migrations
- NoSQL vs. SQL Trade-offs
- JWT and OAuth
- Password Hashing with
bcrypt - Session Management
- Middleware for Authentication
- Securing APIs (CORS, Helmet)
- Input Validation and Sanitization
- Clustering with
clusterModule - Load Balancing
- Caching with Redis
- Rate Limiting
- Optimizing Event Loop
- Profiling and Debugging
- Unit Testing with Jest
- Integration Testing
- Mocking Dependencies
- API Testing with Supertest
- Code Coverage
- End-to-End Testing
- Environment Variables
- PM2 for Process Management
- Dockerizing Node.js Apps
- CI/CD Pipelines
- Cloud Deployment (AWS, Heroku, Vercel)
- Logging and Monitoring
- Microservices Architecture
- GraphQL with Apollo
- Serverless Node.js (AWS Lambda)
- Worker Threads
- Child Processes
- Building CLI Tools
Node.js is a game-changer for server-side development, and here’s why:
- Scalability: Handles high concurrency with ease.
- JavaScript Everywhere: Unified language for front-end and back-end.
- Rich Ecosystem: Massive NPM library for rapid development.
- Industry Demand: A must-have skill for 6 LPA+ back-end roles.
- Community Support: Backed by a thriving developer network.
This repo is my roadmap to mastering Node.js for technical interviews and back-end careers—let’s build that skill set together!
- Week 1-2: Core Node.js Fundamentals and Asynchronous Programming
- Week 3-4: Express.js, Databases, and APIs
Love to collaborate? Here’s how! 🌟
- Fork the repository.
- Create a feature branch (
git checkout -b feature/amazing-addition). - Commit your changes (
git commit -m 'Add some amazing content'). - Push to the branch (
git push origin feature/amazing-addition). - Open a Pull Request.
Happy Learning and Good Luck with Your Interviews! ✨