Few architecture decisions spark as much debate as monolith versus microservices. And few are made worse: many companies adopt microservices because it sounds modern, not because their problem demands it.

The uncomfortable truth is that most products start out better with a well-designed monolith.

The monolith is not the enemy

A modular, well-organized monolith is easier to develop, deploy and debug. For most startups and products in their early stages, it is the most efficient option: less infrastructure, fewer points of failure and more speed.

When migrating makes sense

Microservices solve specific problems. Consider migrating when these signs appear:

• Different parts of the system need to scale independently.
• Several teams step on each other when deploying to the same codebase.
• You need to use different technologies for different problems.
• Deployment times have become a bottleneck.

The hidden cost of microservices

Migrating comes at a price: network latency between services, operational complexity, distributed observability and data consistency. If you don’t have solid DevOps practices, microservices can multiply your problems instead of solving them.

Our recommendation: start monolithic, keep clear boundaries between modules and extract services only when the pain justifies it. Architecture should follow the business, not the other way around.