Express.js - Production Web Framework

What problem does it solve?

This skill provides a comprehensive guide to building production-ready web applications and APIs using Express.js, addressing common challenges in development, security, testing, and deployment.

Core Features & Use Cases

• Production-Ready Architecture: Structured project layout, middleware composition, and error handling.
• Security Hardening: Implements best practices with Helmet, CORS, rate limiting, and input validation.
• Testing & Deployment: Covers integration testing with Supertest and deployment strategies with PM2.
• Use Case: Develop a secure, scalable REST API for a microservice that handles user authentication and data management, ensuring high availability and robust error handling.

Quick Start

Run a minimal Express server by executing node server.js after installing dependencies.