nestjs-expert

Scaffold NestJS modules with DI, guards, and Swagger documentation.

Updated Jun 9, 2026
One-click install
npx skills add https://github.com/alsmadi99/dotfiles --skill nestjs-expert-alsmadi99
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: nestjs-expert
Source: https://github.com/alsmadi99/dotfiles/tree/main/claude/skills/nestjs-expert
Command: npx skills add https://github.com/alsmadi99/dotfiles --skill nestjs-expert-alsmadi99

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

Enterprise NestJS backends often require cohesive module structure, robust DI, authentication, validation, and comprehensive testing to scale and maintain quality.

Core Features & Use Cases

  • Structured module/service/controller scaffolding with proper DI wiring for scalable backends.
  • Guards, pipes, and interceptors to enforce security, data integrity, and cross-cutting concerns.
  • Swagger/OpenAPI documentation, DTO-based validation, and testable unit/E2E patterns for REST and GraphQL services.

Quick Start

Create a new NestJS module following the nestjs-expert pattern to scaffold a modular backend.

Frequently Asked Questions about nestjs-expert

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I structure a scalable NestJS backend with dependency injection?

NestJS handles authentication and request validation using guards for security enforcement and pipes for DTO-based data validation. Interceptors manage cross-cutting concerns, ensuring data integrity across REST and GraphQL services while maintaining strict type safety.

What is the best way to generate Swagger documentation for a NestJS API?

The best way to generate Swagger documentation for a NestJS API involves applying structured module and controller patterns alongside DTO validation. This integration automatically produces OpenAPI documentation that accurately reflects your enterprise service endpoints and data contracts.

How do you write unit and E2E tests for NestJS services?

Writing unit and E2E tests for NestJS services requires applying testable patterns to your structured modules and controllers. By leveraging dependency injection, you can isolate components for thorough unit testing and run comprehensive end-to-end validations for REST and GraphQL services.

Does this approach support building both REST and GraphQL services in NestJS?

Yes, this approach supports building both REST and GraphQL services in NestJS. The structured scaffolding applies seamlessly to both protocols, allowing you to implement authentication, DTO validation, and Swagger documentation across your enterprise API architecture.

Why use DTO validation in a NestJS enterprise application?

You use DTO validation in a NestJS enterprise application to enforce strict data integrity at the request boundary. Combined with pipes, it automatically validates incoming payloads against defined Data Transfer Objects before reaching your service layer, preventing invalid data processing.