Express.js Tutorial | Middleware, Routing, REST API, CRUD Operations & Postman

We've learned how backend works and built an HTTP server using Node.js. But how do developers build backend applications more efficiently? That's where Express.js comes in! Welcome to Episode 3, the final episode of Behind the Code – Backend Development Series. In this episode, we use Express.js to build a Task Management REST API and test its functionality using Postman inside VS Code. Topics Covered: Introduction to Express.js Node.js HTTP Module vs Express.js Setting Up an Express Application Express Middleware Request and Response Handling Express Routing Route Parameters Building REST APIs CRUD Operations (GET, POST, PUT, DELETE) HTTP Status Codes API Testing using Postman Understanding Idempotency By the end of this episode, you'll have a practical understanding of building and testing REST APIs using Express.js. Series: Behind the Code – Backend Development Episode: 03/03 (Final Episode) #ExpressJS #NodeJS #RESTAPI #Middleware #CRUD #Postman #BackendDevelopment #JavaScript