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system-design

10 articles

TitleDate
A Round Cannot Use a Fact It Has Not Received YetAug 31, 2026
Five Stages at 95 Percent Is Not 77 PercentAug 22, 2026
Why Your Default Branch and Your LLM Are the Same ArchitectureAug 18, 2026
Descending: Why You Cannot Delete an Idle AI Agent LayerAug 18, 2026
From Unknown Codebase to Architecture Doc, Automated - Building the LangGraph PipelineMar 12, 2026
From Unknown Codebase to Architecture Document: A Complete Practitioner's GuideMar 11, 2026
Designing Agentic AI Systems That Survive ProductionMar 5, 2026
5 Principles for Building Production-Grade Agentic AI SystemsMar 4, 2026
The 7 GenAI Architectures Every AI Engineer Should KnowMar 3, 2026
MCP vs RAG vs Tools: When to Use Each (and When Not To)Jan 23, 2026

Books by Ranjan Kumar

The 7 GenAI Architectures cover

The 7 GenAI Architectures

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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 cover

The ChatML Handbook

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The Chat Templates Handbook cover

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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