I will build ai assistant, rag, using ai models, langchain vector databases without GPU

H
hfaizan12
H
hfaizan12
Faizan H
build ai assistant, rag, using ai models, langchain vector databases without GPU
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build ai assistant, rag, using ai models, langchain vector databases without GPU
Full Screen
Full Screen
build ai assistant, rag, using ai models, langchain vector databases without GPUbuild ai assistant, rag, using ai models, langchain vector databases without GPUbuild ai assistant, rag, using ai models, langchain vector databases without GPU

About this gig

Turn your documents, PDFs, APIs, or databases into a smart AI assistant that gives accurate, grounded answers not hallucinations.

I'm a Senior Full-Stack Engineer with 5+ years of experience building production-grade systems. I specialize in Retrieval-Augmented Generation (RAG) and custom AI assistants that work with your real data.


What I build:

  • Custom AI chatbots & assistants trained on your documents
  • RAG pipelines using vector databases
  • Secure AI chat for:
  • PDFs, Word, Excel, Notion, Confluence
  • Websites & APIs
  • Internal knowledge bases
  • Chat UI or API (Web / Slack / Internal tools)

Tech Stack:

  • OpenAI (GPT-4 / GPT-4o) / Ollama / any other
  • LangChain / LlamaIndex
  • Supabase / Pinecone / PostgreSQL
  • Python (FastAPI) or Ruby on Rails
  • Secure auth & role-based access (optional)

Use cases:

  • Internal company AI assistant
  • Customer support chatbot
  • Knowledge base AI
  • Legal / healthcare / finance assistants
  • SaaS AI features

Not sure what you need?

Message me and Ill help you design the right AI solution before we build.

  • Application Type

    • Web Application

  • Desktop Frameworks

    • JavaFX

  • AI Type

    • Chat
    • Delivery
    • Booking
    • Education
    • Medical
    • Productivity Tools
    • E-commerce
    • Custom
    • IoT
    • Real Estate

  • Programming Language

    • Python

  • Web Frameworks

    • Django
    • Flask
    • Ruby on Rails
    • Other

  • No & Low-Code Builders

    • Retool

Get to know Faizan H

Faizan H

Full Stack Engineer specializing in AI powered Shopify and Rails Apps

5.0(36)
  • FromPakistan
  • Member sinceJan 2019
  • Avg. response time1 hour
  • Last delivery2 years

  • Languages

    English
Senior Full-Stack Software Engineer with 5+ years of experience delivering scale-able, secure, and user-focused web applications across SaaS, FinTech, EdTech, and retail sectors. Highly skilled in modern front-end development using React, TypeScript, and JavaScript, along with strong back-end expertise in Ruby on Rails, Java, Node.js, and micro-services architecture. Experienced in building Shopify solutions, including store management using Shopkeeper and advanced custom theme development with Liquid. Adept in designing RESTful APIs, integrating third-party services.

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