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SajidH
@sajid_lashari13
AI and Data Engineer Chatbots, RAG, ETL Pipelines
Pakistan
English, Urdu, Hindi, Sindhi
About me
Hi, I'm Sajid Hussain, an AI Chatbot Developer and Data Engineer. On Upwork, I'm a Rising Talent freelancer rated 5.0 on client projects, including a stock data API and an MCP-powered RAG chatbot built with LangGraph.
I build custom AI chatbots and RAG assistants, AI agents and LLM integrations, workflow automation with Python and n8n, ETL pipelines, web scraping, and Streamlit dashboards.
Stack: Python, SQL, LangChain, LangGraph, MCP, FastAPI, Airflow, Docker, AWS.
Message me to discuss your project!
Skills
SajidH
Offline •
Average response time: 1 hour
See my services
AI Chatbot Development
I will audit and fix your rag chatbot with an evaluation harness
Work experience
Freelance Data Engineer / AI Engineer
Upwork • Freelance
Jul 2026 - Present • 4 mos
Freelance Data Engineer / AI Engineer — Upwork (Remote) August 2026 – Present • Delivered 2 fixed-price client projects for the Pakistan Stock Exchange (PSX), both rated 5.0 • Built a PSX stock data API (Python, FastAPI, MySQL) with a Streamlit analysis dashboard • Built an MCP-powered RAG chatbot (LangGraph, FastMCP) answering natural-language questions from live stock data AI Developer — Independent Projects, Karachi 2026 – Present • Built an AI refund claims automation system (Python, Streamlit, Groq Llama 3.3 70B) with LLM data extraction, policy-based decisions, and AI-generated emails • Built an end-to-end weather ETL pipeline (Apache Airflow, PostgreSQL, Docker) 5.0-star rating on all completed Upwork client projects • Rising Talent badge on Upwork • Certified Generative AI Specialist — KarachidotAI (June 2026) • Certified Data Engineer — KarachidotAI (November 2025) • Built and deployed a live stock data API on Vercel and dashboard on Streamlit Community Cloud • Developed an MCP server with 5+ tools for real-time stock data (symbols, industries, top/bottom performers)
