backend-development

Use this skill when the user asks about backend development, REST API design, database schema, authentication, authorization, API security, error handling, logging, performance optimization, caching, rate limiting, or backend architecture. Trigger keywords include backend, API, REST, GraphQL, database, auth, JWT, OAuth, security, middleware, endpoint, route, controller, service layer, repository pattern, migration, ORM, SQL, NoSQL, PostgreSQL, MongoDB, Redis, caching, performance, scalability, deployment, Docker, microservices, Express, FastAPI, NestJS, Django.