// level 2
Level 2
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// section
Level 2: Mastering backend & secure logic
Build the brain of your application. Master server-side logic with Next.js APIs.
// what you'll learn
- RESTful API design with Next.js Route Handlers
- Relational databases and PostgreSQL basics
- Prisma ORM schemas, migrations, and queries
- Authentication with NextAuth.js (Auth.js)
- Role-based access control (Admin vs User)
- Data validation and type safety with Zod
- Secure password hashing and session management
// course flow
Each topic builds on the previous one, from API design to database modeling to authentication.
// goal
By the end of this level, you will have a secure backend with database integration and authentication.