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hamzakhanhappy

Hamza Ali

@hamzakhanhappy

AI Engineer, RAG and AI Agent, LLM OpenAI, Claude, LangGraph

Pakistan
English
About me
I develop production-ready AI chatbots, RAG systems, and AI agents that answer questions using your company's own data—not generic AI responses. WHY YOU'LL LIKE WORKING WITH ME: I solve your actual problem with a cost-effective RAG and AI Agent setup, using the best tech stack available — cutting your manual workflow by up to 60%. SERVICES ✔ Custom AI Chatbots ✔ RAG (Retrieval-Augmented Generation) Systems ✔ AI Agents & Multi-Agent Workflows ✔ Internal Knowledge Base Assistant ✔ AI Automation ✔ Document Intelligence Systems ✔ AI Automation Workflows ✔ AI API Integration.... Read more

Skills

h
hamzakhanhappy
Hamza Ali
Offline • 
Average response time: 1 hour

See my services

AI Chatbot Development
I will develop rag ai chatbot train on your dataset using langchain ,chatgpt and python
From$70 / projectMore details
AI Chatbot Development
I will program rag powered chatbot using langchain, openai, and langgraph
From$80 / projectMore details

Portfolio

Work experience

AI_Medical Technology

AI/LLM Engineer – WellnessDx

AI Medical Technology • Freelance

Jan 2026 - Apr 2026 • 3 mos

Developed an AI-powered research platform capable of searching and analyzing 400+ million research papers using Retrieval-Augmented Generation (RAG). Designed and implemented advanced semantic search pipelines with vector embeddings to retrieve highly relevant scientific literature. Built AI research assistants using Python, LangChain, OpenAI GPT, and vector databases to generate accurate, source-backed answers. Integrated multiple research data sources into a unified knowledge retrieval system for healthcare and medical research.