Tyler Fox
San Francisco, California, United States
Summary
🤩
RockstarTyler Fox is a senior software engineer and systems architect with 12 years of experience specializing in UI frameworks for Apple platforms and a strong focus on how LLM-driven AI intersects with consumer products. At Apple he has driven major UIKit and SwiftUI innovations—from trait systems and automatic observation tracking to performance-critical list and collection view rewrites—and helped bring features like Liquid Glass and visionOS support to life. He blends deep performance and API design expertise with infrastructure work that improves developer experience, including novel ideas for LLM-driven UI testing and system-level UI intelligence. An active contributor to prominent open-source Auto Layout libraries (notably PureLayout), Tyler pairs practical shipping experience with a history of shipping both apps (StealthAssist) and platform-scale framework changes. Based in San Diego, he combines low-level optimization instincts with product-minded system design to make sophisticated platform features feel simple to app developers.
13 years of coding experience
Stackoverflow
30,352reputation
1.4mreached
67answers
11questions
uitableview
top-1%
ios
top-1%
uiview
top-1%
cocoa-touch
top-5%
swift
top-5%
objective-c
top-5%
Github Skills (21)
objective-c10
ios10
lib10
autolayout10
uiview10
uitableview10
swift10
api-design9
ui-design9
screen-shot9
cocoapods9
uikit9
cocoa-touch9
orientation6
graph-theory6
Programming languages (3)
Github contributions (5)
smileyborg/UIView-AutoLayout
Aug 2013 - Jun 2014
Deprecated in favor of PureLayout, which includes OS X support:
Role in this project:
Mobile Developer (iOS)
Mobile Developer (iOS)Contributions:148 commits in 10 months
Contributions summary:Tyler primarily worked on enhancing the UIView+AutoLayout category for iOS development. Their contributions included adding methods to pin and align views, and introducing new APIs for various layout scenarios, such as pinning to layout guides. Additionally, the user addressed code style issues and deprecated some older methods, while also adding and extending documentation. The user also refactored the code base with better organization and fixed bugs.
purelayout
PureLayout/PureLayout
Jun 2014 - Aug 2015
The ultimate API for iOS & OS X Auto Layout — impressively simple, immensely powerful. Objective-C and Swift compatible.
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:4 releases, 149 commits, 11 PRs in 1 year 2 months
Contributions summary:Tyler contributed to the PureLayout library, primarily focusing on enhancing the API and improving its compatibility. Their contributions included fixing typos, adding support for Swift compatibility by incorporating Foundation imports, and updating version numbers. The user also implemented a new API to pin edges, and made size constraints optional when distributing views.
autolayoutiosobjective-cswiftpurelayout
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