nestjs - NestJS Patterns & Best Practices
Guide for building REST APIs with NestJS modules, services, controllers, guards, DTOs, and testing patterns
Tags
Updated: 2026-05-09Capabilities
Typical Inputs
Typical Outputs
What this skill does
- create controllers
- create services
- create repositories
- create DTOs
- implement guards
- implement interceptors
- configure validation
- handle exceptions
- write tests
- configure modules
Inputs
- HTTP requests
- DTO definitions
- Database schema
- User credentials
- Validation rules
Outputs
- HTTP responses
- Error responses
- Validated data
- Paginated results
Requirements
- Node.js environment
- NestJS framework
- TypeScript
- Prisma ORM
- class-validator