Total 50,539 skills, Backend Development has 4137 skills
Showing 12 of 4137 skills
Websocket Client Creator - Auto-activating skill for API Integration. Triggers on: websocket client creator, websocket client creator Part of the API Integration skill category.
Error Handler Middleware - Auto-activating skill for Backend Development. Triggers on: error handler middleware, error handler middleware Part of the Backend Development skill category.
Database expert including Prisma, Supabase, SQL, and NoSQL patterns
Implement sophisticated rate limiting with sliding windows, token buckets, and quotas. Use when protecting APIs from excessive requests. Trigger with phrases like "add rate limiting", "limit API requests", or "implement rate limits".
Utilizes NBitcoin for HD wallet operations (BIP32/39/44). Use when: Creating wallets, deriving keys from mnemonics, working with BIP44 derivation paths, or implementing hierarchical deterministic wallet features.
Master FastAPI dependency injection for building modular, testable APIs. Use when creating reusable dependencies and services.
Use when designing GraphQL schemas with Absinthe. Covers type definitions, interfaces, unions, enums, and schema organization patterns.
Use when working with Ruby metaprogramming features including dynamic method definition, method_missing, class_eval, define_method, and reflection.
Database schema and migration workflow. Use when modifying database schemas in tools/atlas/ or SQLC queries in tools/sqlc/.
Use when designing new REST APIs, reviewing API designs, establishing API standards, designing request/response formats, pagination, versioning, authentication flows, or creating OpenAPI specifications.
Enterprise-grade NestJS development guidance for building modular, testable Node.js backends with TypeScript. Covers module design, dependency injection, validation, security, performance, and deployment.
Use when implementing Stripe webhook endpoints and getting 'Raw body not available' or signature verification errors - provides raw body parsing solutions and subscription period field fixes across frameworks