Ketan Khairnar

Essays, concepts, deep dives, and visual explainers on systems, AI agents, data, and the production details tutorials skip.

About this site

Notes on building systems that hold up in production.

Retries, state, budgets, coordination, observability, failure recovery — written down so you don't have to relearn them.

systems agents data
25 essays 48 concepts 3 series

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Apr 22, 2026
Manager / Coordinator / Agent: A Multi-Agent Topology That Survives Real Workloads Most multi-agent demos collapse on contact with non-trivial tasks. The Manager / Coordinator / Agent topology is what I keep reaching for when I want a multi-agent system that does not deadlock, drift, or hallucinate its way into nonsense. Here is what each layer does, and where the pattern breaks. AIagentsarchitecturemulti-agent

Blog

Recent posts

Index
01 · Manager / Coordinator / Agent: A Multi-Agent Topology That Survives Real Workloads Apr 22, 2026 02 · Encoding the Senior Engineer in the Room: A Design Memo for Tacit Skills Mar 19, 2026 03 · Akka Cluster Sharding vs a Consistent-Hash Ring: What You Trade Away Feb 12, 2026 04 · The New Rules of Shipping in the AI Era Jan 19, 2026

Series

Deep dives

All series
Production Agents Deep Dive 9 parts Senior AI Engineering Fundamentals 8 parts Intermediate Kafka Deep Dive 6 parts Senior