I will build a custom rag ai chatbot with langchain

A
abdulrehmann847
A
abdulrehmann847
Rehman
build a custom rag ai chatbot with langchain
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build a custom rag ai chatbot with langchain

About this gig

 build RAG systems and AI chatbots that answer from your real data not generic responses. From customer support bots to internal knowledge assistants, I deliver production-ready solutions, deployed end-to-end.

What I Offer:

  • Custom RAG & Knowledge Chatbots
  • PDF & Document Intelligence
  • Vector Database Setup (Pinecone, Chroma, pgvector)
  • FastAPI Backend & Cloud Deployment
  • LangChain, LangGraph & MCP Integration

Tech Stack: FastAPI, Python, LangChain/LangGraph, OpenAI/Claude/Gemini APIs, vector databases, Docker

Why Choose Me:

  • Shipped production AI systems a real-time streaming research pipeline and a full app on the Play Store
  • Clean, documented code
  • Honest scoping, not upselling

Have a specific use case? Message me before ordering.

  • AI engine

    • Gemini
    • Grok

  • Tools & frameworks

    • LangChain
    • LangGraph

  • AI solution type

    • Rag system

  • Purpose

    • Customer support
    • Knowledge management
    • Research
    • Document processing
    • Customer service

Get to know Rehman

Rehman

FullStack Developer

  • FromPakistan
  • Member sinceAug 2026
  • Avg. response time1 hour

  • Languages

    English
I am a self-taught full-stack developer who ships real, used products end to end, including frontend, backend, database, and deployment. I have built and shipped three independent projects, including an academic platform used by 100+ students and an AI research assistant. I am currently moving toward AI engineering and am open to junior developer roles.

My Portfolio

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