Field Notes
Write-ups on network architecture, infrastructure, and security.
Lessons Learned & What's Next
A retrospective on building MistPulse solo: five lessons worth carrying into any infrastructure-facing project, and where the app goes from here.
Oct 1, 2026
When APIs Change Under You: The SLE Migration Story
A real API deprecation, a real deadline, and the verification methodology that made migrating MistPulse's SLE metrics endpoint boring instead of risky.
Sep 30, 2026
Security by Design
Encryption, redaction, and least privilege as first-class features in MistPulse, not afterthoughts, and why recurring security review matters more than a one-time audit.
Sep 29, 2026
Generalizing Features: The Bulk Rename Story
What it took to turn a single-purpose bulk-rename tool into something reusable across device types, without overbuilding it, and the trade-off that came with generalizing.
Sep 28, 2026
The Entity Resolution Saga
Getting a spoken name to reliably match the right site or device in Mist: why exact matching failed, and how fuzzy matching with a confidence threshold fixed it.
Sep 27, 2026
Teaching Siri to Speak Mist
Building native App Intents integration for MistPulse: a parallel Swift API client, its own build line, and the real TestFlight failures that came with going native.
Sep 26, 2026
Real Bugs, Real Fixes: Debugging in the Open
What breaks when you build a network tool alone, and the recurring bug-and-security sweep habit that substitutes for a second engineer's review.
Sep 25, 2026
Curl First, Build Second: The API Validation Methodology
The one rule that shaped every feature in MistPulse: never write application code against an API response shape you haven't verified yourself, with a real curl call, first.
Sep 24, 2026
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