Total 50,611 skills, Backend Development has 4144 skills
Showing 12 of 4144 skills
Use when symfony doctrine migrations
Use when symfony symfony voters
Expert in Ruby and Rails development with conventions and best practices
Guidance for converting COBOL programs to modern languages (Python, Java, etc.) while preserving exact behavior and data format compatibility. This skill should be used when modernizing legacy COBOL applications, converting COBOL business logic to modern languages, or ensuring byte-for-byte output compatibility between COBOL and its replacement.
Generate OpenAPI/REST endpoints from tRPC routers. Use when you have a tRPC API but need to expose REST endpoints for third-party integrations, mobile apps, or public API documentation. Provides automatic Swagger UI and OpenAPI spec generation. Choose this when you want type-safe internal APIs (tRPC) with REST fallback for external consumers.
Expert-level GraphQL API development with schema design, resolvers, and subscriptions
Receive and verify Resend webhooks. Use when setting up Resend webhook handlers, debugging signature verification, handling email events like email.sent, email.delivered, email.bounced, or processing inbound emails.
Complete guide for building scalable microservices with Express.js including middleware patterns, routing strategies, error handling, production architecture, and deployment best practices
Unit tests for caching behavior using Spring Cache annotations (@Cacheable, @CachePut, @CacheEvict). Use when validating cache configuration and cache hit/miss scenarios.
Master modern GraphQL with federation, performance optimization, and enterprise security. Build scalable schemas, implement advanced caching, and design real-time systems. Use PROACTIVELY for GraphQL architecture or performance optimization.
Master Minecraft server plugin development with Bukkit, Spigot, and Paper APIs. Specializes in event-driven architecture, command systems, world manipulation, player management, and performance optimization. Use PROACTIVELY for plugin architecture, gameplay mechanics, server-side features, or cross-version compatibility.
Rust Clap CLI argument parsing best practices. This skill should be used when writing, reviewing, or refactoring Rust CLI applications using clap. Triggers on tasks involving argument parsing, CLI design, subcommands, and command-line interfaces in Rust.