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information-retrieval

4 articles

TitleDate
Building Hybrid Search That Actually Works: BM25 + Dense Retrieval + Cross-EncodersJan 17, 2026
BM25 vs Dense Retrieval for RAG: What Actually Breaks in ProductionJan 17, 2026
BM25 for Developers: What Actually Matters in ProductionJan 17, 2026
A Deep Dive into Cross Encoders and How they workOct 2, 2025

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Building Real-World Agentic AI Systems with LangGraph cover

Building Real-World Agentic AI Systems

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The ChatML Handbook

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The Chat Templates Handbook

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Ranjan Kumar

I educate and empower AI builders to design, build, and deploy systems that actually work. I focus on practical engineering, production-ready architectures, and real-world AI execution.

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