I will build or fix a python fastapi backend and rest API


About this gig
Need a reliable Python FastAPI backend or REST API?
I will build, fix, or improve your Python FastAPI backend with clean, maintainable code and well-structured APIs.
I can help with:
- Fixing bugs and issues in existing FastAPI APIs
- Building REST APIs from scratch
- API endpoints, request validation, and error handling
- PostgreSQL and database integration
- Third-party API integrations
- Authentication and secure API handling
- Backend logic and business workflows
- API documentation
- Deployment and server configuration
- Debugging and troubleshooting
My approach is practical and focused on building backend systems that are easy to understand, maintain, and extend.
Whether you need a quick API fix, a small FastAPI backend, or a more complete backend with database integration, I can work with your existing codebase or build the required functionality from scratch.
Please message me before ordering if your project has specific requirements or involves an existing codebase. I'll review the scope and recommend the most suitable package.
Get to know Navyashree B C
Full Stack Developer and AI Enabled Systems
- FromIndia
- Member sinceAug 2026
Languages
English
FAQ
Do you work with an existing FastAPI project?
Yes. I can work with an existing FastAPI codebase to fix bugs, add endpoints, integrate APIs, improve backend logic, or troubleshoot issues.
Can you build a FastAPI API from scratch?
Yes. I can build a REST API from scratch with structured endpoints, request validation, error handling, and clean backend architecture.
Can you integrate a database?
Yes. PostgreSQL and other SQL databases can be integrated depending on your project requirements. Database integration is included in the Standard and Premium packages
Can you integrate third-party APIs?
Yes. I can integrate third-party REST APIs and connect them to your existing backend and application workflow.
Can you work with authentication and secure API endpoints?
Yes. I can implement or integrate authentication, request validation, and secure API handling based on your application's requirements.

