I will build an ai chatbot, rag system and ai agent for your business

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Abdul Hai

About this gig

  • Need an AI chatbot that actually knows YOUR business, not a generic ChatGPT wrapper?

I'm a senior AI engineer with 11+ years building production LLM systems. I build custom AI chatbots and RAG systems trained on your own data (docs, website, PDFs, database) so answers stay accurate, on-brand and up to date.


WHAT YOU GET:

  • Custom AI chatbot powered by OpenAI GPT, Claude or open-source LLaMA
  • - RAG pipeline over your data (LangChain/LlamaIndex + Pinecone/pgvector)
  • - Web widget, plus WhatsApp, Slack, Telegram or app integration
  • - AI agents that take actions: bookings, lookups, CRM/API calls
  • - Guardrails, evals and cost control so it stays reliable and affordable

WHY ME:

  • 11+ years shipping real systems, not demos
  • - I handle what others skip: hallucination control, observability, fallbacks, token-cost optimization (FinOps)
  • - Clean handover with docs, source code (Premium) and deployment support

Tech: Python, FastAPI, LangChain, LangGraph, MCP, OpenAI, Claude, Pinecone, pgvector, AWS, Docker, Kubernetes.


Message me before ordering with your use case and data and I'll reply with a free tailored plan.

Get to know Abdul Hai

Abdul Hai

AI and Full Stack Engineer building Chatbots, RAG Agents and Web Apps

5.0(5)
  • FromPakistan
  • Member sinceAug 2018
  • Avg. response time3 hours
  • Last delivery4 years
  • Languages

    English, Spanish, Portuguese, German
Need an AI chatbot, AI agent or workflow automation that actually runs in production? That is what I build. I'm Abdul Hai, an AI and full stack engineer with 11+ years of experience. I deliver RAG chatbots on your own data, LangGraph agents with tools, n8n, Make and Zapier automations, and Next.js, Node.js and Python web apps and SaaS products. My recent work includes a multi-channel AI support agent on Claude and OpenAI that handles orders, returns and refunds with human approval and guardrails. Every project gets a clear scope, regular updates and docs. Tell me what you want automated.

My Portfolio