Microservices offer scalability and flexibility—but at the cost of added complexity in deployment, monitoring, and coordination. In real-world scenarios like blockchain systems, where transaction and validator nodes with related data must stay tightly coupled, a monolith often makes more sense. Many startups choose monoliths—simple, efficient, and easier to manage per customer—because it just works.
Have you ever migrated from a monolith to microservices—or the other way around? What drove the decision, and was it worth it?