Developed a FastAPI-based system that employs AI agents to automate complex payroll calculations by converting flowchart diagrams into Python code. This solution achieved a 40% improvement in accuracy while significantly reducing manual operations. Also worked on an OpenAI-powered customer support chatbot that drove a 70% increase in customer retention. By implementing LanceDB for RAG pipelines and optimizing vector indexing and query performance, we enhanced AI-generated response relevance by 30%.