Build Complete Authentication System | Node.js + Prisma + MySQL + Zod | JWT Auth Tutorial

🔐 Build Complete Authentication System | Node.js + Prisma + MySQL + Zod | JWT Auth Tutorial

Build a bulletproof authentication system from scratch! In this comprehensive tutorial, you'll create secure user registration, login, and protected routes using modern JavaScript technologies. Perfect for beginners wanting to master backend development!

Get Code here...
https://github.com/Jitugopale/authentication_tutorial.git

🚀 What You'll Build:
✅ Complete user registration & login system
✅ JWT-based authentication with middleware
✅ Password hashing with bcrypt
✅ Input validation using Zod schemas
✅ MySQL database with Prisma ORM
✅ RESTful API endpoints
✅ Real-world Postman testing

💻 Tech Stack Covered:
Backend: Node.js & Express.js
Database: MySQL with XAMPP
ORM: Prisma (latest version)
Validation: Zod schemas
Security: bcrypt + JWT tokens
Testing: Postman API calls

📋 API Endpoints We Build:
POST /api/auth/register - User registration
POST /api/auth/login - User login
GET /api/auth/getUser - Protected user data

📁 Project Folder Structure:
AUTH/
├── 📁 controllers/
│ └── 📄 authController.js
├── 📁 middleware/
│ └── 📄 authMiddleware.js
├── 📁 prisma/
│ ├── 📁 migrations/
│ └── 📄 schema.prisma
├── 📁 routes/
│ └── 📄 auth.js
├── 📁 schema/
│ └── 📄 user.js
├── 📄 index.js
├── 📄 package.json
└── 📄 .env

🛠️ Key Files Explained:
authController.js - Register, login, getUser logic
authMiddleware.js - JWT token verification
schema.prisma - Database models & relations
user.js - Zod validation schemas
auth.js - API route definitions
index.js - Express server setup

📥 DOWNLOAD LINKS
🛠️ Required Software:

XAMPP: https://www.apachefriends.org/index.html
Node.js: https://nodejs.org/en/download
Postman: https://www.postman.com/downloads/
VS Code: https://code.visualstudio.com/

📚 Documentation:

Prisma Docs: https://www.prisma.io/docs
Zod Docs: https://zod.dev/
Express.js: https://expressjs.com/
JWT Info: https://jwt.io/

🔥 Key Features Explained:
Secure Password Storage - Never store plain text passwords
JWT Authentication - Stateless, scalable token system
Input Validation - Prevent malicious data with Zod
Middleware Protection - Secure routes automatically
Database Relations - Proper Prisma schema design
Error Handling - Professional API responses

💡 Perfect For:
Backend development beginners
Developers learning modern Node.js
Anyone building production-ready APIs
Students working on authentication projects
🎯 Source Code: [Add your GitHub repo link here]

💬 Got Questions? Drop them in the comments - I respond to everyone!

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