I will build custom rag systems

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Charith Dhana

About this gig

I build custom RAG systems that help businesses use their own documents and knowledge in an accurate and reliable way. My work includes designing retrieval flows, preparing data for indexing and creating steady response structures that support real use cases.

Each project is built with attention to search quality and clarity. The Basic package offers a simple RAG chatbot with document indexing. The Standard package improves the structure and accuracy of the retrieval process. The Premium package includes a complete RAG system with a stronger pipeline, optional workflow features and support for integrations.

I can work with OpenAI models, vector databases, API based tools and automation platforms such as n8n. If you need a system that can read your content, answer questions and support your team or customers, I can help you build a solution that fits your environment.

If you have questions or a specific design in mind, feel free to contact me before placing an order.

Get to know Charith Dhana

Charith Dhana

RAG Chatbots and AI Agent Developer

  • FromSri Lanka
  • Member sinceDec 2025
  • Languages

    English
I’m a professional AI Automation Engineer with expertise in RAG systems, AI agent development, and advanced workflow automation. I build custom chatbots, L1 support agents, email routing systems, and knowledge-based AI apps using OpenAI, AWS, and n8n. My focus is delivering scalable, efficient, and production-ready AI solutions for startups and enterprises.

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