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xiangfeidexiaoyang/README.md

Hi there, I'm Feiyang! 👋

🚀 AI Application Engineer | 985 CS Graduate

I am passionate about building Enterprise-grade AI Agents and High-performance Systems. Currently focused on RAG, LLM Orchestration, and Database Internals.

🛠️ Tech Stack & Skills

  • LLM & Agent: Python, LangChain, DeepSeek, OpenAI, RAG, ReAct
  • Backend & Engineering: FastAPI, MySQL, Redis, Docker, Git
  • Core Systems: C++17, Database Internals (CMU 15-445), Concurrency

🔥 Featured Projects

  • InsightFlow: An Enterprise-grade Agentic RAG system featuring Hybrid Search & Multi-modal Routing.
  • Enterprise-Copilot: Text-to-SQL agent with Self-Correction & RBAC Security.
  • Bustub-lfy: My implementation of a Relational Database Storage Engine (B+ Tree & Buffer Pool).

📫 Reach me at: 2071890969@qq.com

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  1. Bustub-lfy Bustub-lfy Public

    Core implementation of a Relational DBMS. Includes Concurrent Indexing, Buffer Management, and Query Execution. Based on CMU 15-445.

    C++ 1

  2. Enterprise-Copilot Enterprise-Copilot Public

    Enterprise-grade Intelligent Assistant featuring Text-to-SQL (Self-Correction) and Permission-Aware RAG (RBAC). Powered by DeepSeek-Coder & FastAPI.

    Python 1

  3. InsightFlow InsightFlow Public

    Enterprise-grade RAG & Agent System based on DeepSeek and LangChain

    Python 1