Technical notes

Focused observations from building and reasoning through real systems.

Short engineering notes on system modelling, authorization, workflows, and the decisions behind practical software architecture.

2 notesWorking notes — revised as thinking develops

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working note

Authorization Beyond Broad Roles

A working note on why broad roles alone stop being sufficient for authorization, and why authorization decisions and the audit trail of what happened need to be treated as separate concerns.

Software ArchitectureAuthorization and Auditability

Published

2026-08-27

Reading time

2 min

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working note

What a Business Record Actually Represents

A working note on why a single business record and the workflows related to it needed to be modelled as separate concerns, and why current status and history aren't the same thing.

Software ArchitectureSystem Modelling

August 27, 20262 min read

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Notes are deliberately narrow — one observation or implementation lesson at a time, not a developed argument.

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