I will integrate openai or gpt API into your web app or backend

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henry_zhao_dev
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henry_zhao_dev
henry zhao

About this gig

Are you looking to integrate OpenAI / GPT into your application?


I can help you connect OpenAI API (ChatGPT, embeddings, function calling, etc.) into your existing backend or web app.


I specialize in Python and FastAPI and can assist with:


  • OpenAI / GPT API integration
  • Chat-based AI features
  • AI-powered content generation
  • Embedding & semantic search setup
  • API connection to existing systems
  • Secure API key handling
  • Deployment support (if needed)


Clean, structured, and production-ready code.

Clear communication and reliable delivery.


If youre unsure about scope, feel free to message me before ordering.

Get to know henry zhao

henry zhao

Backend Developer, FastAPI Flask and Spring Boot, AI Integration

  • FromChina
  • Member sinceFeb 2026
  • Avg. response time1 hour
  • Languages

    Chinese, English
I’m a backend-focused developer specializing in REST API development, authentication systems, and AI integrations. I work with Python (FastAPI / Flask) and Java (Spring Boot), building clean, modular, and reliable backend services. Experienced in JWT authentication, MySQL/PostgreSQL database design, structured JSON responses, and OpenAI / LLM API integration. I focus on writing maintainable code, clear API architecture, and predictable system behavior.