I will build a fastapi rest API for your application

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Ilyas Suelen
build a fastapi rest API for your application
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build a fastapi rest API for your application

About this gig

Need a clean, scalable FastAPI backend for your application?

You're in the right place!


I build modern REST APIs using Python and FastAPI with a strong focus on clean code, maintainability, and performance.

What I can help you with:

  • FastAPI REST API development
  • CRUD API endpoints
  • Database integration (PostgreSQL, SQLite)
  • Request validation with Pydantic
  • Authentication (JWT)
  • Error handling
  • API documentation (Swagger/OpenAPI)
  • Clean and scalable backend architecture
  • Bug fixing and API improvements


Whether you need a new backend, additional endpoints, or improvements to an existing API, I'll deliver clean, well-structured, and maintainable code.


Why work with me?

  • Clean, readable code
  • Fast communication
  • Reliable delivery
  • Focus on quality and long-term maintainability


If you're unsure which package fits your project, feel free to contact me before ordering.

  • Expertise

    • Debugging
    • Databases
    • Source control
    • Testing procedures

  • Programming language

    • Python

  • Frontend framework

    • Flutter
    • React.js

  • Backend framework

    • FastAPI
    • Flask

Get to know Ilyas Suelen

Ilyas Suelen

AI Engineer, Python, FastAPI, RAG and LLM Systems

  • FromGermany
  • Member sinceAug 2026

  • Languages

    Kurdish, German, Turkish, English
AI Backend Developer specializing in Python, FastAPI, and AI-powered applications. I build intelligent software by integrating LLMs, APIs, and automation into real-world products. My expertise includes Python, FastAPI, OpenAI API, RAG, REST APIs, PostgreSQL, and AI automation. I focus on clean, maintainable backend solutions and enjoy turning complex ideas into practical, scalable software. Available for AI integrations, backend development, automation, and mobile app backends.

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