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See the system

The same product, six engineering perspectives

Roles versus tools

Practice: classify the work

Checkpoint: interface or server?

Build exercise: draw a real system

A beginner-friendly, scenario-driven introduction to engineering roles, system boundaries and hands-on architecture reasoning.

Explore the roles, responsibilities, and problem-solving habits of modern software teams before choosing tools.

Module 0.1 — What Software Engineers Actually Do

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