# Ellie D. > AI SWE | LLM Application Engineer | Backend Engineer (Python / RAG / Agents / OpenAI / AWS) Location: San Francisco Bay Area, United States Profile: https://flows.cv/ellied I am a backend-focused LLM Application Engineer specializing in building AI-powered products, scalable backend systems, and intelligent automation workflows. My work focuses on integrating large language models into real applications—through retrieval pipelines, tool-calling, agent systems, and cloud-native deployment. I enjoy designing clean backend architecture, optimizing inference and latency, and building reliable RAG/agent pipelines that solve real user problems. My experience spans API development, vector search, orchestration frameworks, and cloud deployment using modern Python and TypeScript environments. ## Work Experience ### Software Engineer @ OSIsoft Jan 2023 – Present | San Leandro ➢ I aim to create AI systems that are production-ready, reliable, and genuinely useful and am currently focused on: ● LLM application development (RAG, agents, tool-calling workflows) ● Backend/API engineering with FastAPI / Node ● OpenAI + LangChain/LangGraph integrations ● AWS-based deployment, observability, and scalable architecture ● Building practical AI copilots and enterprise-grade assistants ## Education ### Master's degree in Computer Science Northeastern University ## Contact & Social - LinkedIn: https://linkedin.com/in/ellieding --- Source: https://flows.cv/ellied JSON Resume: https://flows.cv/ellied/resume.json Last updated: 2026-04-11