Move to Event-Driven Architecture (opens in new tab)

Like many teams we didn’t choose event-driven architecture in the first place. At first, the application was relatively simple. A user performed an action, the backend processed it, updated the database, and returned a response. But as the product evolved new requirements showed up! A single action didn’t just affect one part of the system. Creating or updating data could trigger: Price recalculations Cache invalidations Real-time frontend updates Audit logging Notifications Reporting updates...