Çağrı Giray Keşan

Python, TypeScript, Node.js, SQLite / FTS5, Hybrid RAG (BM25 + Dense Vectors), GitHub Actions, REST APIs, Linux.

Kernel-level search optimizations, SQLite virtual table extensions, and small language model (SLM) on-device quantization.

Hybrid RAG GitHub Action (zero-dependency automated repo triage) and on-device search recipes across Gemini, Llama, and DSPy.

Open-source collaborations on information retrieval, RAG architectures, developer tools, and low-latency systems design.