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davidbirchall/squad-skills-backend

v0.4.0

Backend skills for Node.js / NestJS / Fastify / Prisma / TypeScript: Node and NestJS conventions, architecture, API design, validation, database design and data access, caching, authentication and authorization, security, testing, background processing, error handling, observability, plus Fastify, RxJS, OpenAPI/Swagger, and Postman.

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skills

rxjs

RxJS in NestJS APIs - when to use observables versus async/await, interceptor and microservice patterns, operator choice (map, switchMap, mergeMap, catchError, timeout, retry), subscription leaks, firstValueFrom, SSE, and error handling. Load when writing interceptors, SSE endpoints, HttpService calls, or other observable code.

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