I will build a custom rag chatbot using langchain


About this gig
Need a custom AI chatbot that can understand and answer questions from your documents, PDFs, website, or private knowledge base?
You're in the right place! Im a Full-Stack AI Engineer specializing in RAG (Retrieval-Augmented Generation), LangChain, LLMs, and AI chatbot development.
I can build a custom RAG chatbot that retrieves relevant information from your data and generates accurate, context-aware responses.
What Can I Build:
- RAG Chatbots & AI Assistant
- LangChain Applications
- LLM Integration
- Knowledge Base Chatbots
- Semantic Search & Retrieval
- Embeddings & Vector Databases
- Website/Custom Data Chatbots
- OpenAI/LLM Integration
- API-ready AI applications
Technologies:
Python|LangChain|LLMs | OpenAI | RAG | Embeddings | ChromaDB | Pinecone | Flask | FastAPI
I focus on reliable retrieval, relevant responses, clean code, and scalable AI solutions rather than basic chatbot demos.
Please contact me before ordering. Share your requirements and data source, and Ill review your project and recommend the right RAG architecture.
Get to know Abdullah Arshad
Full Stack AI Engineer
- FromPakistan
- Member sinceAug 2026
- Avg. response time1 hour
Languages
Urdu, Punjabi, English

