I will build an ai PDF rag chatbot using langchain and n8n

I
isaac1st
I
isaac1st
Isaac

About this gig

Are you looking to turn your documents, manuals, or knowledge base into an AI-powered chatbot?


I will build a custom AI PDF RAG chatbot using LangChain, n8n, OpenAI, and vector databases that can understand your documents and provide accurate answers based on your uploaded content.


Your users will be able to ask questions about your documents and receive relevant AI-generated answers instead of manually searching through hundreds of pages.


What I can build:

  • AI PDF chatbot
  • RAG chatbot for documents
  • Chat with your system
  • Business knowledge-base chatbot
  • Employee handbook chatbot
  • Product documentation chatbot
  • Research/document Q&A assistant
  • AI customer support knowledge base
  • Multiple knowledge base assistants
  • Website-embedded AI chatbot
  • Private document chatbot


Key features:

  • PDF and document processing
  • Retrieval-Augmented Generation (RAG)
  • LangChain integration
  • n8n AI workflow automation
  • OpenAI integration
  • Vector database integration
  • Context-aware responses
  • Source/document references
  • Multiple document support
  • Custom chatbot instructions
  • API and webhook integrations


Send me a message

Get to know Isaac

Isaac

Phone system specialist

  • FromUnited Kingdom
  • Member sinceMay 2026
  • Avg. response time1 hour
  • Languages

    English
I am professional digital solutions team with 6+ years experience in VoIP, call center systems, and full-stack development. We specialize in Vicidial, Asterisk, FreePBX, GoAutoDial, AI voice agents, and provide 24/7 remote support. We also deliver video editing, graphic design, AWS setup, infrastructure, monitoring (Grafana, Prometheus, Nagios), and Flutter app development. Our goal is to build reliable, scalable systems that help businesses grow efficiently with expert support.