Ranjan Kumar
Home
Blog
Guides
Books
Newsletter
My Tools
Contact
← All articles
system-design
10 articles
Title
Date
A Round Cannot Use a Fact It Has Not Received Yet
Aug 31, 2026
Five Stages at 95 Percent Is Not 77 Percent
Aug 22, 2026
Why Your Default Branch and Your LLM Are the Same Architecture
Aug 18, 2026
Descending: Why You Cannot Delete an Idle AI Agent Layer
Aug 18, 2026
From Unknown Codebase to Architecture Doc, Automated - Building the LangGraph Pipeline
Mar 12, 2026
From Unknown Codebase to Architecture Document: A Complete Practitioner's Guide
Mar 11, 2026
Designing Agentic AI Systems That Survive Production
Mar 5, 2026
5 Principles for Building Production-Grade Agentic AI Systems
Mar 4, 2026
The 7 GenAI Architectures Every AI Engineer Should Know
Mar 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
Explore the Book
Building Real-World Agentic AI Systems
Explore the Book
The ChatML Handbook
Explore the Book
The Chat Templates Handbook
Explore the Book