shahtuyakov

Expert API design reviewer for REST, GraphQL, and gRPC APIs. Analyzes API designs for security, performance, consistency, scalability, and maintainability. Use when designing new APIs, reviewing API proposals, auditing existing endpoints, or before major API releases. Covers authentication, error handling, pagination, versioning, rate limiting, idempotency, documentation, and production readiness.

Node.js backend development patterns for Express, NestJS, Fastify, and Hono. Use when implementing APIs, authentication, middleware, services, and server-side logic with Node.js and TypeScript. Provides project structure, code patterns, and best practices.