JWT Authentication with Node.js, Express & TypeScript (REST API Tutorial)

Published: 05 March 2026
on channel: Retry Policy
27
2

In this tutorial, I show you how to implement JWT Authentication using Node.js, Express, and TypeScript.

We build a simple REST API with login and protected routes, generate JSON Web Tokens (JWT), and secure endpoints using middleware.

Technologies used:
• Node.js
• Express.js
• TypeScript
• JSON Web Tokens (JWT)
• REST Client

Topics covered:
• What JWT authentication is
• Creating a login endpoint
• Generating a JWT token
• Creating authentication middleware
• Protecting API routes

This is a beginner-friendly tutorial for developers who want to learn how authentication works in backend APIs.

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#nodejs #typescript #jwt #expressjs #backenddevelopment #reactjs


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