Software Architecture

Monolith Decomposition: Business-First Boundaries, Microservices Second

Monolith Decomposition isn’t a refactor—it’s an organizational reset. Carve along the business seams—code follows. Principled Microservices Playbook This article is a standalone deep dive on how to properly decompose a monolith and is a chapter in our comprehensive series. You don’t need any prior context to get the full value from this post. To explore…

@Transactional is Not Enough: A Deep Dive into Spring’s PlatformTransactionManager

We’ve all seen it. A critical operation fails halfway through, leaving data in a corrupted, inconsistent state. The @Transactional annotation was supposed to be the safety net, but it failed. The problem isn’t the tool. It’s the blind faith we place in it. To build truly resilient systems, we can’t just trust the magic. We…

The Two-Pizza Team Myth: The True Cost of Microservices

Two-Pizza Team Myth says small squads unlock endless agility—until the invoice shows up. Principled Microservices Playbook This article is a standalone deep dive on how to properly decompose a monolith and is a chapter in our comprehensive series. You don’t need any prior context to get the full value from this post. To explore all…

“Just Add an Index” Is Terrible Advice. Here’s Why.

Let’s be honest. Your query is slow. You ran EXPLAIN, you saw the execution plan, and you did the obvious thing: you added an index. But the result was disappointing. The speed didn’t improve much, and in some cases, it might have even gotten slower. Why? Wasn’t an index supposed to be the silver bullet? This…

Monolith vs. MSA? Stop Asking “Which,” Start Asking “Why.”

Architect’s Handbook for MSA This article is a standalone deep dive on how to properly decompose a monolith and is a chapter in our comprehensive series. You don’t need any prior context to get the full value from this post. To explore all related topics, please visit the full series index. -> Explore the Full…

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