Build services that can change without breaking the system.
A decision-first guide to dividing a product into services, owning data, surviving partial failure, and operating the result when the network becomes part of every feature.
Updated September 202670 min read
Whether services are justified, where their boundaries belong, which communication pattern fits a workflow, how data becomes consistent, and what production safeguards each service needs.
From boundary to production.
Begin with the architecture’s real cost.
Learn why service independence—not service count—is the goal, and why a modular monolith remains a strong default.
Start chapter one