I will build domain specific or rag based chatbots with any llm

S
sayansen251
S
sayansen251
Sayan Sen
5.0
5.0

About this gig

Looking to build a powerful, intelligent, and production-ready chatbot? You're in the right place. I specialize in developing custom AI chatbots using OpenAI or Gemini APIs with Langchain, tailored to your specific use case whether it's knowledge retrieval, SQL querying, or seamless integration with your app.

With 1+ year of experience working on chatbot projects, I bring deep expertise in LLM-based pipelines, RAG systems, database integration, and scalable backend deployments.

What I Offer:

  • Custom chatbot pipelines using Langchain + OpenAI/Gemini
  • RAG-based and SQL-querying chatbots with vector database integration
  • Backend integration via Flask or Django (REST API or WebSocket)
  • Production-ready, event-driven architecture with optional user auth

Gig Packages:

  • Basic: Fully functional chatbot pipeline ready to plug into your app
  • Standard: Event-driven chatbot with/without database and user auth
  • Premium: Full backend support (Flask/Django) with REST API or WebSocket---production-ready

Lets build your next AI-powered chatbot tailored, scalable, and reliable.

Message me to discuss your requirements or place your order now!

Get to know Sayan Sen

Sayan Sen

AI Full Stack Developer

5.0(4)
  • FromIndia
  • Member sinceDec 2024
  • Last delivery1 month
  • Languages

    Bengali, English, Hindi
I’m Sayan Sen, an AI/ML engineer and Python backend developer with over a year of experience building scalable intelligent systems. I’ve built multi‑agent virtual personas with LLMs and knowledge graphs, engineered OCR text generators that increased accuracy by 35%, optimized RESTful APIs for 20% higher throughput, designed Django backends boosting data efficiency by 30%, and created LLM‑driven automation workflows. My expertise includes LLM integration, NLP/CV pipelines, Docker deployments, and event‑driven architectures.

My Portfolio

Reviews

4 reviews for this Gig
5.0

(4)
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    5
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  • Value of delivery
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    inventthink

    US

    United States

    5

    Appreciate the effort. Thank you!

    $100-$200

    Price

    5 weeks

    Duration

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    Yes
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  • I

    inventthink

    US

    United States

    5

    Appreciate the effort. Thank you!

    $50-$100

    Price

    4 weeks

    Duration

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  • I

    inventthink

    US

    United States

    5

    Appreciate the effort. Thank you!

    $50-$100

    Price

    5 weeks

    Duration

    Helpful?
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  • M
    image-docs

    martialassault

    IN

    India

    5

    Received what I demanded before time. A very skilled and humble person, with expertise reflecting in his work.

    Up to $50

    Price

    2 days

    Duration

    Helpful?
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Reviews

4 reviews for this Gig
5.0

(4)
(0)
(0)
(0)
(0)
Rating Breakdown
  • Seller communication level
    5
  • Quality of delivery
    5
  • Value of delivery
    5
Sort By
Most relevant
  • I

    inventthink

    US

    United States

    5

    Appreciate the effort. Thank you!

    $100-$200

    Price

    5 weeks

    Duration

    Helpful?
    Yes
    No
  • I

    inventthink

    US

    United States

    5

    Appreciate the effort. Thank you!

    $50-$100

    Price

    4 weeks

    Duration

    Helpful?
    Yes
    No
  • I

    inventthink

    US

    United States

    5

    Appreciate the effort. Thank you!

    $50-$100

    Price

    5 weeks

    Duration

    Helpful?
    Yes
    No
  • M
    image-docs

    martialassault

    IN

    India

    5

    Received what I demanded before time. A very skilled and humble person, with expertise reflecting in his work.

    Up to $50

    Price

    2 days

    Duration

    Helpful?
    Yes
    No