Umut ABALI

Projects

Technical write-ups for the systems I have built, plus links to other repos.

  • Agentic RAG System

    A multi-agent RAG platform with a LangGraph supervisor, hybrid retrieval and a self-hosted LLM on vLLM.

  • Multimodal Agentic Chatbot

    A local-first chatbot for grounded Turkish document Q&A with citations, plus image, PDF and voice input.

  • Turkish Gemma-4 Fine-tune

    Parameter-efficient fine-tuning of Gemma-4-E4B for Turkish RAG answers, published in three formats.

  • Mini-CDN

    A CDN simulation with three edge cache nodes, round-robin routing, TTL/LRU caching and Prometheus/Grafana monitoring.