Changbao Z

@changboa66

AI RAG Chatbot and Backend API Developer

China

Chinesisch, Englisch

Einige Informationen werden in englischer Sprache angezeigt.

Über mich

I help businesses build practical AI chatbots, RAG knowledge bases, and backend API integrations. I have 13+ years of Java, Spring Boot, REST API, MySQL, and Linux experience, and now focus on AI application backends with OpenAI, Claude, DeepSeek, LangChain, LangGraph, vector search, Python FastAPI, and n8n automation. I can build document chatbots, source-cited RAG systems, AI agents, API integrations, and reliable backend services with clean code, clear communication, and setup documentation. ... Mehr lesen

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