Express JS Mastery Docs
•66 modules•Intermediate

Express JS Mastery Course

Express.js is a fast, unopinionated, minimalist web framework for Node.js. Learn to build robust APIs and web applications with a myriad of HTTP utility methods and middleware, making it perfect for single-page, multi-page, and hybrid applications.

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Beginner Level

Foundational concepts to get you started withExpress JS

Easy

What is Express 5? Role in the Node Ecosystem

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Easy

How the Web Works: HTTP Requests and Responses

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Easy

Node.js and npm Prerequisites

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Easy

Installing Express 5 and Project Setup

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Easy

Your First Server and app.listen

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Easy

ES Modules vs CommonJS in Express Apps

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Easy

The Dev Loop: node --watch and Nodemon

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Easy

Routing with app.get, app.post and Friends

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Easy

Route Parameters and path-to-regexp v8 Syntax

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Easy

Query Strings and the Query Parser

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Easy

Route Order and Path Matching

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Easy

The Request Object

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Easy

The Response Object

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Easy

Sending JSON, Files and Redirects

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Easy

Status Codes and Response Headers

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Easy

Serving Static Files with express.static

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Easy

Environment Variables and Configuration

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Intermediate Level

Deep dive into core Express JS concepts and patterns

Intermediate

How the Middleware Stack Works

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Intermediate

Writing Custom Middleware

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Intermediate

Built-in Body Parsers: express.json and urlencoded

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Intermediate

express.Router and Modular Routes

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Intermediate

Route Handlers, next() and Chaining

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Intermediate

Async Routes and Automatic Error Forwarding

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Intermediate

Error-Handling Middleware

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Intermediate

Custom Error Classes and HTTP Errors

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Intermediate

Not Found and Fallback Handling

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Intermediate

Template Engines: EJS, Pug and Handlebars

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Intermediate

Cookies with cookie-parser

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Intermediate

Sessions with express-session

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Intermediate

File Uploads with Multer

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Intermediate

CORS Configuration

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Intermediate

Request Validation with Zod

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Intermediate

Logging with Morgan and Pino

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Intermediate

Designing RESTful Routes

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Intermediate

CRUD API with MongoDB and Mongoose

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Intermediate

CRUD API with SQL and an ORM

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Intermediate

Pagination, Filtering and Sorting

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Intermediate

API Versioning

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Intermediate

Project: Build a Complete Notes API

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Advanced Level

Master advanced Express JS patterns and modern features

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JWT Authentication

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Session and Cookie Authentication with Passport

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Role-Based Authorization

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Password Hashing and Account Security

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Rate Limiting and Throttling

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Security Headers with Helmet

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Preventing Injection, XSS and CSRF

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Input Sanitisation and Payload Limits

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Streaming Responses and Backpressure

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WebSockets and Server-Sent Events

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Caching with Redis and HTTP Cache Headers

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Compression and Response Optimisation

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Clustering and Worker Threads

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Advance

Graceful Shutdown and Health Checks

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Advance

Testing with Supertest and the Node Test Runner

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Advance

OpenAPI and Swagger Documentation

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Advance

TypeScript with Express 5

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Expert Level

High-performance and production-grade Express JS expertise

Expert

Express 5 Breaking Changes Reference

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Expert

Migrating from Express 4 to Express 5

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Expert

Layered and Hexagonal Architecture

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Expert

Dependency Injection in Express Apps

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Expert

Observability: Metrics and OpenTelemetry Tracing

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Expert

Dockerising an Express API

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Expert

Reverse Proxies and Trusting Proxy Headers

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Expert

CI/CD Pipelines for Node APIs

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Expert

Load Testing and Performance Tuning

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Expert

Serverless Express and Edge Runtimes

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