I will build rag ai chat agent for whatsapp or messenger using n8n

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Yeasin Arafat

About this gig

I built a RAG based WhatsApp and Messenger support agent that answers customer questions instantly using the business's own data, and hands off to a human when it can't help. That's the kind of AI chatbot I build.


If you're a business owner losing hours answering the same customer questions every day on WhatsApp or Messenger, this is for you.



What I actually build:


  • RAG-based chatbots that answer from your own documents or product data (Vector DBs: Supabase, Pinecone)


  • Multi-platform bots: WhatsApp, Telegram, Messenger, Instagram, or in your mobile app


  • AI agents for lead qualification, so leads get scored and routed automatically


  • The n8n backend connecting your bot to your CRM, Sheets, or database



What I don't do:

I don't promise "fully autonomous AI that replaces your team." If your process is messy or undefined, I'll tell you honestly before we start, not after you've paid.



Before we start, message me with:

  1. What the customer currently has to do manually
  2. What data the bot should answer from (docs, product list, FAQs)
  3. Which platform you want it on (WhatsApp, Telegram, etc.)


Not sure if this fits your case? Message me first. I'll tell you clearly.

Get to know Yeasin Arafat

Yeasin Arafat

Specialist AI Automation and AI Agents, n8n workflows, RAG Agent

  • FromBangladesh
  • Member sinceJul 2026
  • Avg. response time1 hour
  • Languages

    Bengali, English, Hindi, Urdu
Hi, I am an AI Automation and Custom Agents builder that Survive Real Use. What I build: - n8n workflows connecting your existing tools (CRM, Sheets, WhatsApp, Messenger, Email, Telegram, etc). - AI agents for lead qualification, Appointment Booking, customer support, and internal knowledge retrieval (RAG) agent answering customers from their own business data. - Voice-based AI Calling agents with human handoff built in. - API and webhook integrations across platforms. - Strong algorithmic problem-solving foundation applied directly to your business logic.

My Portfolio