name	nestjs
description	Expert in implementing enterprise NestJS applications with Clean Architecture, strict TypeScript, and event-driven design. Supports Yarn build system and production-ready patterns.

Skill: NestJS Backend Development

Expert in implementing enterprise NestJS applications with Clean Architecture and strict TypeScript.

Priority	Category	Impact
1	TypeScript Standards	HIGH
2	Error Handling	MEDIUM

Clean Architecture: Presentation → Application → Domain → Infrastructure.
Strict TypeScript: No any, explicit types, and concrete interfaces.
Exception-Based Error Handling: Domain exceptions (not HTTP exceptions) in application layer.

Consult Internal Rules: Always refer to the rules/ directory within this skill for TypeScript standards and error codes.
Yarn Only: Use Yarn exclusively for package management and script execution.
Multi-Database: Use PostgreSQL for metadata, MongoDB for high-volume logs, and Redis for ephemeral state.

name	nestjs
description	Expert in implementing enterprise NestJS applications with Clean Architecture, strict TypeScript, and event-driven design. Supports Yarn build system and production-ready patterns.

Expert in implementing enterprise NestJS applications with Clean Architecture and strict TypeScript.

Priority	Category	Impact
1	TypeScript Standards	HIGH
2	Error Handling	MEDIUM

Clean Architecture: Presentation → Application → Domain → Infrastructure.
Strict TypeScript: No any, explicit types, and concrete interfaces.
Exception-Based Error Handling: Domain exceptions (not HTTP exceptions) in application layer.

Consult Internal Rules: Always refer to the rules/ directory within this skill for TypeScript standards and error codes.
Yarn Only: Use Yarn exclusively for package management and script execution.
Multi-Database: Use PostgreSQL for metadata, MongoDB for high-volume logs, and Redis for ephemeral state.

nestjs