Simplicity

REST vs gRPC vs GraphQL

A comparison of three dominant API communication styles — resource-oriented REST, high-performance binary gRPC, and flexible query-driven GraphQL — and when to…

Vertical vs Horizontal Scaling

Explains the two fundamental ways to add capacity to a system — bigger machines versus more machines — and the architectural implications of each.

What is the KISS Principle?

KISS, short for "Keep It Simple, Stupid," is the design principle that most systems work best when they are kept as simple as possible, favoring straightforwar…