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#systems-thinking

Systems Thinking · 6 essays · all 31 field notes →

2026.09.14 · 8 min

Turn the Sequence Diagram on Its Side

The people who can tell you a boundary is wrong were never going to read UML. Turn the sequence diagram on its side and they do not have to.#software-architecture#systems-thinking
2026.09.07 · 8 min

We Deleted the Wrong Half of Agile

Reviewability is something you design. Extreme Programming already knew how, and we made exactly the wrong half of it optional.#software-architecture#engineering-leadership
2026.08.24 · 6 min

Design the Stopping Point

Target state is the easy half of a solution design. The hard half is the first step, because that is usually where the money runs out.#software-architecture#technical-debt
2026.08.10 · 6 min

Adoption Is the Deliverable

The ugliest service in production beats the most elegant one nobody calls. So where exactly does an architect's job end?#software-architecture#domain-driven-design
2026.07.27 · 5 min

A Feature Is Not a Service

The ticket said "saved filters". The real decisions were which service, whose identity, and how little to invent.#software-architecture#domain-driven-design
2026.07.13 · 5 min

Mathematicians vs. Lawyers

Two thinking archetypes I keep meeting in architecture rooms, and why your system needs both.#software-architecture#systems-thinking