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I will build a rag chatbot or ai knowledge base for your business

L
ludwigkral
L
ludwigkral
Ludwig Karl
build a rag chatbot or ai knowledge base for your business
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build a rag chatbot or ai knowledge base for your business
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build a rag chatbot or ai knowledge base for your businessbuild a rag chatbot or ai knowledge base for your businessbuild a rag chatbot or ai knowledge base for your businessbuild a rag chatbot or ai knowledge base for your business

About this gig

 I build custom AI chatbots and RAG systems that answer questions based on your own documents, PDFs, or internal

 knowledge base. Powered by GPT-4, Claude, or open-source LLMs. Clean code, fast delivery, real production experience.

  • Application Type

    • Web Application

  • Desktop Frameworks

    • Electron
    • PyQt

  • AI Type

    • Chat
    • Productivity Tools
    • IoT

  • Programming Language

    • C
    • C++
    • Go
    • Java
    • JavaScript
    • Python
    • Ruby
    • PyTorch
    • Tensorflow

  • Web Frameworks

    • React
    • Express.js (Node.js)
    • Flask
    • Next.js

  • No & Low-Code Builders

    • Replit

Get to know Ludwig Karl

Ludwig Karl

FullStack Engineer

  • FromChina
  • Member sinceMar 2026

  • Languages

    English, Chinese, German
I build end-to-end solutions across the full stack, from AI applications to embedded firmware. I am fluent in Java, Python, C, and C++. I offer binary analysis and reverse engineering for security research and malware analysis. I deliver clean, production-ready results.

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