nestjs

Implement NestJS backends with Clean Architecture and strict TypeScript.

Updated Feb 27, 2026
One-click install
npx skills add https://github.com/takayatomose/tas-agent-skills --skill nestjs-takayatomose
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: nestjs
Source: https://github.com/takayatomose/tas-agent-skills/tree/main/.agents/skills/nestjs
Command: npx skills add https://github.com/takayatomose/tas-agent-skills --skill nestjs-takayatomose

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

NestJS backends often struggle with architectural drift, inconsistent error handling, and boilerplate when scaling to multi-domain systems. This skill provides a disciplined blueprint for building enterprise-grade NestJS applications using Clean Architecture, strict TypeScript, and event-driven patterns.

Core Features & Use Cases

  • Clean Architecture-driven backend structure: Presentation → Application → Domain → Infrastructure.
  • Strict TypeScript discipline: no any, explicit types, domain exceptions.
  • Multi-database guidance: PostgreSQL, MongoDB, and Redis for different data needs.

Quick Start

Set up a new NestJS module following Clean Architecture guidelines and run the test suite with Yarn.

Frequently Asked Questions about nestjs

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

FAQPage Schema
How do I structure a NestJS backend with Clean Architecture to prevent architectural drift?

Structure your NestJS backend with Clean Architecture by enforcing a Presentation → Application → Domain → Infrastructure layer flow. This disciplined blueprint prevents architectural drift by isolating domain logic and maintaining strict separation of concerns across multi-domain services.

What is the best way to enforce strict TypeScript standards in an enterprise NestJS application?

Enforce strict TypeScript standards in a NestJS application by prohibiting the any type, requiring explicit type definitions, and utilizing domain exceptions. This discipline ensures maintainable, scalable server-side code across complex multi-domain systems.

Can I use PostgreSQL, MongoDB, and Redis together in a NestJS multi-domain service?

Yes, you can use PostgreSQL, MongoDB, and Redis together in a NestJS multi-domain service. The architecture provides multi-database guidance to manage different data needs and event-driven communication across diverse storage engines.

How do I set up a new NestJS module following domain-driven design and event-driven patterns?

Set up a new NestJS module by applying domain-driven design principles and event-driven communication patterns within the Clean Architecture layers. Run the test suite using Yarn-based tooling to verify the module's strict TypeScript implementation.

Why does my NestJS backend struggle with inconsistent error handling when scaling to multiple domains?

NestJS backends struggle with inconsistent error handling during scaling due to a lack of strict domain exceptions and architectural boundaries. Implementing Clean Architecture with strict TypeScript discipline standardizes error management across multi-domain services.

Do I need Yarn to maintain scalable server-side code with this NestJS Clean Architecture blueprint?

Yes, you need Yarn to maintain scalable server-side code with this NestJS Clean Architecture blueprint. The architecture enforces Yarn-based tooling to manage dependencies and run test suites, ensuring consistent enterprise-grade development standards.