I will build custom rag agentic systems for your data

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Kalu Eke

About this gig

About This Gig



I build secure RAG system architectures, autonomous AI agents, and custom RAG chatbot tools natively in TypeScript and Node.js. I write clean backend code that connects your private files directly to LLMs, delivering fast, accurate answers without hallucinations.


What You Get

  • Custom RAG System: High-performance data pipelines to parse your PDFs, CSVs, and databases, linking them to a secure vector database like Supabase pgvector or Pinecone for real-time document search.
  • Structured AI Agents: Multi-step business logic workflows built with LangGraph and LangChain to ensure your agents perform tasks predictably and reliably every single time.
  • RAG Chatbot UI: A secure, custom-built API backend paired with a minimal, clean user dashboard designed in React and Next.js.


The Stack

  • Core AI Tools: LangChain, LangGraph, Ollama, LlamaIndex
  • Data Storage: PostgreSQL, Supabase pgvector, Pinecone, FAISS
  • Languages & Web: TypeScript, Node.js, Python, Next.js, React, Docker


Send me a message with a quick overview of your data format and what you want to automate. Let's map out the technical architecture before you place an order.

Get to know Kalu Eke

Kalu Eke

Full Stack Developer

  • FromNigeria
  • Member sinceMay 2026
  • Languages

    English
Hi, I'm Kalu, a passionate Full-Stack website & AI App Developer with over 5 years of experience turning innovative ideas into dynamic responsive website solutions. I develop high-quality websites that blend seamless functionality with responsive designs that are super mobile-friendly & support all devices. My expertise spans the full development lifecycle, from ideation & design to coding, testing, & deployment. Every project is an opportunity to push boundaries & deliver exceptional results. Let’s chat! And bring your web idea to life with a touch of creativity & technical expertise!