Software Architecture Basics: Structure, Boundaries, and Tradeoffs

Software architecture is the high-level structure of a system: main parts, how they interact, and the key decisions that are hard to change later. Good architecture supports the SDLC—easier to build, test, deploy, and evolve. This post introduces the basics: structure, boundaries, and tradeoffs.

What is software architecture?

Architecture is the set of significant design decisions about: