nestjs-best-practices

name

nestjs-best-practices

description

NestJS 11+ best practices for enterprise Node.js applications with TypeScript. Use when writing, reviewing, or refactoring NestJS controllers, services, modules, or APIs. Triggers on: NestJS modules, controllers, providers, dependency injection, @Injectable, @Controller, @Module, middleware, guards, interceptors, pipes, exception filters, ValidationPipe, class-validator, class-transformer, DTOs, JWT authentication, Passport strategies, @nestjs/passport, TypeORM entities, Prisma client, Drizzle ORM, repository pattern, circular dependencies, forwardRef, @nestjs/swagger, OpenAPI decorators, GraphQL resolvers, @nestjs/graphql, microservices, TCP transport, Redis transport, NATS, Kafka, NestJS 11 breaking changes, Express v5 migration, custom decorators, ConfigService, @nestjs/config, health checks, or NestJS testing patterns. Use when this capability is needed.

NestJS 11 Best Practices

Quick Reference

Topic	When to Use	Reference
Core Architecture	Modules, Providers, DI, forwardRef, custom decorators	core-architecture.md
Request Lifecycle	Middleware, Guards, Interceptors, Pipes, Filters	request-lifecycle.md
Validation & Pipes	DTOs, class-validator, ValidationPipe, transforms	validation-pipes.md
Authentication