Hi, I’m Tyler. I work on software — previously at Apple on visionOS, now on a couple of products from Boulder.
More on the about, experience, and writing pages.
Experience
A short version.
2025 – now
Founder · Calderone TechnologiesA small technology holding in Boulder. Two products in flight.
2020 – 2025
Lead · visionOS System UI · AppleThree engineers to ~30 across launch and the 1.1 release.
2014 – 2019
Engineer · Application Frameworks · AppleLong-running services and per-app sandbox primitives.
Now
What I’m working on.
Founding CodePulse from Boulder, Colorado.
Building a voice + gaze input layer for iOS and macOS.
Working toward an FAA private pilot certificate.
Writing
Recent posts.
What we meant by “System UI.”
2026.02An anatomy of the visionOS work — the surfaces we owned, the constraints that produced them, and the team it took to make them legible. Written eighteen months after launch.
Why I left Apple to start a company.
2026.01A launch note on the question I get asked on every intro call — and the honest answer.
Hiring three to thirty without losing the room.
2025.11Notes on calibration, growth seams, and the parts of org design that only become visible at small N.