I will build scalable fastapi ai backend, rag, langchain, and langgraph applications

S
saqib7171
S
saqib7171
Saqib
build scalable fastapi ai backend, rag, langchain, and langgraph applications
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build scalable fastapi ai backend, rag, langchain, and langgraph applications
Full Screen
build scalable fastapi ai backend, rag, langchain, and langgraph applicationsbuild scalable fastapi ai backend, rag, langchain, and langgraph applications

About this gig

Looking for more than just a chatbot?

I build scalable, production-ready AI applications powered by FastAPI, LangChain, LangGraph, RAG, and AWS Bedrock/OpenAI. Whether you're building an MVP, SaaS product, or enterprise AI solution, I deliver clean, maintainable systems designed for real-world use.

What I Can Build

FastAPI backend APIs & microservices

RAG (Retrieval-Augmented Generation) applications

LangChain & LangGraph AI agents

Multi-agent workflows & ReAct agents

AI document chat (PDF, DOCX, CSV, Websites)

OpenAI & AWS Bedrock integrations

PostgreSQL, Vector Databases & Docker deployments

Background tasks with Celery & API automation

What You'll Get

  • Production-ready, modular architecture
  • Clean, well-documented, maintainable code
  • Secure authentication & database integration
  • Dockerized deployment-ready solution
  • Fast communication and post-delivery support

I focus on building reliable AI systems that minimize hallucinations, scale with your business, and are easy to maintain. Every solution is tailored to your requirements using industry best practices.

Message me before placing an order so we can discuss your project and choose the best solution for your needs.

  • AI engine

    • ChatGPT
    • Claude
    • Gemini
    • AWS Bedrock
    • Grok
    • DeepSeek
    • Hugging Face

  • Tools & frameworks

    • LangChain
    • LangGraph
    • CrewAI

  • AI solution type

    • AI agent
    • AI chatbot
    • Rag system
    • AI workflow
    • AI assistant

  • Purpose

    • Customer support
    • Lead generation
    • Knowledge management
    • Document processing
    • Employee productivity
    • Project management

Get to know Saqib

Saqib

Python AI Engineer FastAPI, RAG, LangChain and AI Agents

5.0(1)
  • FromPakistan
  • Member sinceDec 2020
  • Avg. response time1 hour
  • Last delivery8 months

  • Languages

    Urdu, English
I'm a Backend & GenAI Engineer specializing in Python, FastAPI, LangChain, LangGraph, RAG, and AI Agents. I build scalable, production-ready AI applications, backend APIs, and intelligent automation solutions using modern technologies like Docker, PostgreSQL, Celery, and AWS Bedrock. My focus is clean architecture, maintainable code, and reliable performance. Whether you're a startup or an enterprise, I deliver secure, high-quality solutions tailored to your business needs.

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