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$
USD
I will build rag ai systems in python
Md Rayhan
Level 2
About this gig
Looking to build powerful AI systems that can actually reason, retrieve knowledge, and act autonomously?
I am a Senior Backend & Agentic AI Engineer specializing in building production-grade AI systems using Python and modern AI frameworks like LangChain and LangGraph.
I can help you build:
- Retrieval-Augmented Generation (RAG) systems
- AI Agents with tool calling and reasoning workflows
- Multi-agent systems using LangGraph
- FastAPI-based AI backend services
- ️ Vector database integration (Pinecone, FAISS, PGVector)
- Dockerized AI applications ready for production
- ️ Scalable backend architecture (Linux + server deployment)
With strong expertise in:
- Python (Advanced)
- Django & FastAPI
- LangChain & LangGraph
- Docker & Kubernetes
- Linux server environments
- API design & system architecture
I focus not just on building AI demos I build real production systems that scale.
What you will get:
- Clean and modular AI architecture
- Production-ready RAG pipeline
- Well-documented code
- Deployment support (Docker/Linux)
- Scalable backend design
Lets build your next AI product into a real-world system.
Get to know Md Rayhan
Md Rayhan
Transforming Ideas into High Quality Websites, Your Vision, My Expert
Level 2
- FromBangladesh
- Member sinceSep 2017
- Last delivery4 months
Languages
Bengali, English, Hindi, Urdu
Expert Django Developer | 5+ Years of Experience | Diploma in Computer Science
I specialize in building robust, scalable web applications using the Django Framework, JavaScript, and modern software development practices. With over 5 years of hands-on experience, I deliver high-quality solutions tailored to your needs. Passionate about new technologies and AI, I stay ahead of the curve to bring innovation to every project. Let’s turn your ideas into reality!
My Portfolio
FAQ
What technologies do you use?
I use Python, LangChain, LangGraph, FastAPI, Docker, and vector databases like FAISS, Pinecone, or PGVector depending on the project needs.
Can you build production-ready AI systems?
Yes, I specialize in building production-ready AI systems with proper architecture, API integration, Docker setup, and scalable backend design.
What kind of AI systems can you build?
I can build RAG chatbots, AI agents, multi-agent systems, document-based QA systems, and custom AI backend services.
Do you provide source code and deployment support?
Yes, I provide full source code along with documentation. I can also help with Docker setup and server deployment if needed.
Can you integrate AI into existing applications?
Yes, I can integrate AI systems into your existing web or mobile applications using APIs and backend services.
Do you support custom requirements?
Yes, I can customize the system based on your specific use case, data source, and business logic.
