Journal
Notes from the build.
Product decisions, implementation boundaries, and lessons from the work shown in the case studies.
- July 2026 · 5 min
How I use coding agents without giving up code ownership
The useful part of a coding agent is not how much code it can produce. It is how precisely I can constrain the work, inspect the result, and prove what changed.
- AI-assisted development
- Verification
- Workflow
- July 2026 · 4 min
A privacy toggle is not a privacy boundary
The most important Miyo decision never appears in a screenshot: hidden accounts are excluded on the server, not merely concealed by the interface.
- Miyo
- Privacy
- Architecture
- June 2026 · 3 min
Thirty markets, one portfolio number
CSVault had to turn inconsistent market prices into one useful portfolio view without making the interface inherit every source's assumptions.
- CSVault
- Data
- Product design
- June 2026 · 4 min
Why BookFront starts with rules
Before improving qualification with a model, I needed to prove the questions, states, and handoff around the booking itself.
- BookFront
- Product
- Architecture