I build fast, scalable, production-ready backend APIs. Whether you need a new REST/GraphQL API, database optimization, or scaling existing systems, I deliver clean code with comprehensive testing and documentation.
WHAT I DELIVER: RESTful APIs (OpenAPI/Swagger documented), GraphQL APIs with efficient data fetching, Database design and optimization, Real-time APIs (WebSocket, Server-Sent Events), Authentication & authorization systems, Rate limiting, caching, performance optimization, Comprehensive API documentation, Load testing and performance benchmarks.
TECH STACK: Languages: Node.js (TypeScript), Python. Frameworks: Express, Fastify, Django, FastAPI. Databases: PostgreSQL (advanced optimization), MongoDB, Redis. Testing: Jest, Mocha, Pytest, Supertest. Deployment: AWS, Docker, Kubernetes.
MY DIFFERENTIATORS: Expert in database optimization (complex queries, indexing, scaling). Built APIs handling 100k+ daily requests. Security-first approach (injection prevention, rate limiting, input validation). Performance obsessed (monitoring, optimization, benchmarks). Type-safe development (TypeScript everywhere). Comprehensive testing. Auto-generated API documentation.
IDEAL FOR: New API development from scratch, Scaling existing APIs, Database optimization, Microservices architecture, Mobile app backends, Marketplace/platform backends, Data-intensive applications.