I will develop, fix and integrate rest API and third party API


About this gig
Need help to develop, fix, or integrate a REST API or third-party API for your website or application? I can help.
Hi, Im Shahzaib, a professional API developer specializing in backend development and third-party integrations. I build clean and reliable API solutions using Python, FastAPI, Flask, and Django, whether you need a new backend API, an existing integration fixed, or your system connected with an external service.
What I can help with:
- REST API development
- Third-party API integration
- API bug fixing & debugging
- FastAPI, Flask & Django APIs
- Authentication with JWT, OAuth & API keys
- Database integration
- Webhooks & automation
- Payment APIs such as Stripe & PayPal
- OpenAI & other AI APIs
- Google Sheets and external services
- API testing & documentation
Why work with me?
- Clean and maintainable code
- Secure API implementation
- Clear communication
- On-time delivery
- Support after completion
Every API project is different, so please message me before ordering with your requirements and API documentation if available.
I'll review your project and recommend the best solution.
Get to know Shahzaib Shahid
Full Stack Web Developer, Python, SQL, APIs and Automation
- FromPakistan
- Member sinceFeb 2023
- Avg. response time1 hour
Languages
English, Urdu
My Portfolio
FAQ
Can you develop, fix, or integrate REST API and third-party API?
Yes. I can develop custom REST APIs, fix existing API issues, and integrate third-party APIs using Python, FastAPI, Flask, or Django or any other tool depending on requirement
What do you need from me before starting?
You need to share your project requirements, API documentation, existing code if applicable, and details about the system you want to connect.
Can you integrate APIs with databases and authentication?
Yes. I can connect APIs with databases and implement authentication using JWT, OAuth, API keys, or other suitable methods.
Do you provide API documentation and source code?
Yes. Depending on the package, I can provide clean source code, setup instructions, environment configuration, and API documentation.
Can you fix an existing API that is not working properly?
Yes. I can troubleshoot API errors, authentication problems, broken endpoints, request/response issues, webhooks, and third-party integration problems.
Do you provide support after delivery?
Yes. I provide support for issues related to the work completed in your order.

