Backend API Development

ABHIRUP BHATTACHARYA

Starting at

/hr

About this service

Summary

I provide scalable, high-performance backend API solutions using Python (FastAPI, Flask, Django) or Golang (Fiber, Echo, Gin). My solutions are fully containerized with Docker and, where applicable, include Docker Compose for orchestrating multi-container environments. This ensures seamless deployment, scalability, and maintainability across cloud platforms such as AWS, Azure, or on-premise infrastructure.

Each API is designed with security, efficiency, and reliability in mind, implementing best practices for authentication, logging, monitoring, and CI/CD automation. Whether the API is designed for internal microservices, a SaaS platform, or mobile/web applications, my service covers all aspects of backend API development.

Who is this Service For?

✅ Startups & SMEs – Looking for a fast, cost-effective API solution. ✅ Enterprises – Needing scalable and production-grade APIs. ✅ SaaS Developers – Building cloud-native API backends. ✅ Mobile & Web Developers – Requiring a secure and efficient API backend.

Final Thoughts

This backend API solution is built for efficiency, security, and scalability, ensuring seamless integration and smooth deployment across various environments. Whether you need a basic CRUD API or a fully optimized microservice architecture, my solution is designed to meet modern application demands.

Would you like a customized API architecture proposal or a demo setup? 🚀

What's included

API Development with Python or Golang
Well-structured API with endpoints for CRUD operations. Authentication & authorization (JWT, OAuth, API Keys). Async processing (Eg, Goroutines for Golang).
Database Integration
Database schema design & migrations using GORM (Go) Optimized queries with indexing for performance. Connection pooling and retry mechanisms.
API Documentation
Auto-generated API documentation (Swagger UI, ReDoc). Postman collection for API testing. Clear request/response examples.
Containerization with Docker & Docker Compose
Dockerfile with multi-stage builds for optimized image sizes. docker-compose.yml for multi-container setups (DB, Redis, API). CI/CD integration for automated container builds.
Security & Best Practices
Authentication & authorization using JWT/OAuth. Rate limiting to prevent DDoS attacks. Input validation & SQL injection protection. HTTPS enforcement with SSL/TLS.
API Performance Optimization
Caching with Redis / Memcached. Asynchronous processing for background jobs. Query optimizations & database indexing.
Documentation & Knowledge Transfer
API & infrastructure documentation. Deployment & troubleshooting guide. Knowledge transfer session for internal teams.