This made me rethink a system design decision while working on an event-driven architecture.

A compromised web server is unpleasant, but it’s a contained incident if that server had no direct path to the crown jewels.

The Month-End Bottleneck

In a high-performance mobile banking system, we chose gRPC with Protobuf over REST/JSON to meet a strict 200 ms response time target.

Our fintech system supports iOS, Android, a web portal, and even a Zendesk SAAS. Each with its own needs

See how dumb files in the cloud beat smart servers.

Draw your system as a box in the center, surrounded by its users and the other systems it interacts with.

The first diagram any architect should show isn’t a maze of boxes – it’s a simple Use Cases Analysis diagram.

The user interface layer is humble. The database layer is humble.

What exactly is business logic? And why is it crucial to distinguish between critical and non-critical business rules when architecting a system?