Çağrı Giray Keşan

Çağrı Giray Keşan

AI & Full-Stack Systems Engineer
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Software engineer specializing in low-latency AI architectures, hybrid retrieval (SQLite FTS5 + Dense Vectors + RRF), and developer automation. Author of the Hybrid RAG GitHub Action and contributor to Microsoft PhiCookBook, Google Gemini, and Meta Llama ecosystem recipes. Focused on deterministic code search and zero-cloud systems.

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2h ago

Hybrid RAG - Zero-cloud SQLite FTS5 RAG engine & GitHub Action

Context-grounded repository AI assistant using Hybrid RAG (Okapi BM25 + Dense Semantic Vector Search + Reciprocal Rank Fusion k=60). Features markdown AST-aware chunking for deterministic line-span citations ([file#L-L]), zero-dependency @vercel/ncc bundling, and zero-cloud SQLite FTS5 execution.
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