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Node.js • Beginner → Production

Complete Node.js Course — 60 Chapters

This course starts with the runtime and JavaScript foundations, then moves through modules, asynchronous programming, HTTP, APIs, security, databases, real-time applications, testing, performance, TypeScript, deployment, and production reliability. The examples target modern supported Node.js behavior and favor standard built-in APIs before adding ecosystem packages.

How to use this course

Read chapters in order if you are new. Every chapter contains five focused topics, ten teaching examples per topic, a runnable or clearly labeled code demonstration, step-by-step reasoning, expected output, practice, and review questions.

All 60 chapters

Chapter 1Introduction to Node.js
Chapter 2Installing Node.js and Preparing Your Workspace
Chapter 3Modern JavaScript Essentials for Node.js
Chapter 4CommonJS Modules
Chapter 5ECMAScript Modules
Chapter 6Understanding package.json
Chapter 7npm and Package Management
Chapter 8The Event Loop and Non-Blocking I/O
Chapter 9Process Globals and Runtime Information
Chapter 10Paths URLs and Cross-Platform File Locations
Chapter 11File System Fundamentals
Chapter 12Directories File Management and Watching
Chapter 13Buffers Text Encoding and Binary Data
Chapter 14Streams and Backpressure
Chapter 15Events and EventEmitter
Chapter 16Timers Scheduling and Cancellation
Chapter 17Asynchronous Programming Patterns
Chapter 18Errors Debugging and the Inspector
Chapter 19Building Command-Line Applications
Chapter 20Environment Configuration and Secrets
Chapter 21Built-In Web APIs and fetch
Chapter 22HTTP Server Fundamentals
Chapter 23Requests URLs Query Strings and Bodies
Chapter 24REST API Design
Chapter 25API Validation Errors and Request Context
Chapter 26Express Framework Fundamentals
Chapter 27Express Routing and Middleware
Chapter 28Server Rendering Static Assets and Forms
Chapter 29Cookies and Sessions
Chapter 30Authentication Passwords and Authorization
Chapter 31Token-Based API Authentication
Chapter 32Web Application Security Hardening
Chapter 33CORS CSRF Proxies and Origin Security
Chapter 34SQL Database Fundamentals
Chapter 35PostgreSQL with Node.js
Chapter 36MySQL and MariaDB with Node.js
Chapter 37SQLite and Local Data
Chapter 38MongoDB and Document Data
Chapter 39ORMs Query Builders and Data Access Layers
Chapter 40Caching and Redis Patterns
Chapter 41File Uploads Downloads and Multipart Data
Chapter 42Email Background Jobs and Queues
Chapter 43WebSockets
Chapter 44Server-Sent Events and Real-Time Patterns
Chapter 45Child Processes
Chapter 46Worker Threads and CPU-Bound Work
Chapter 47Cluster Multiple Processes and Scaling
Chapter 48Operating System DNS and Network Utilities
Chapter 49TCP UDP TLS HTTPS and HTTP2
Chapter 50Cryptography and Secure Randomness
Chapter 51Testing with the Built-In Test Runner
Chapter 52Integration Testing Mocking and Coverage
Chapter 53Logging Diagnostics and Observability
Chapter 54Performance Measurement and Profiling
Chapter 55Memory Garbage Collection and Leak Detection
Chapter 56Runtime Safety Permissions and Packaging
Chapter 57TypeScript with Node.js
Chapter 58Application Architecture Monorepos and Maintainability
Chapter 59Deployment Containers CI and Production Operations
Chapter 60Reliability Maintenance and Capstone Projects