Philippe Hausler
Software Engineer at Versv LLC
San Francisco, California, United States
Summary
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RockstarPhilippe Hausler is a seasoned software engineer with 16 years of experience building low-level APIs and developer tools for mobile platforms and macOS, currently at Apple in San Francisco. He brings deep expertise in compiler internals (GCC, clang/LLVM), systems languages (C/C++, Objective-C, Swift, ARM/x86 assembly) and OS internals across iOS, Android, Linux and macOS. As founder of Versv LLC and former Lead Platform Architect at Apportable, he designed SDKs and runtime ports that enabled Objective-C and CoreFoundation workloads to run on Android, shipping support for high-profile mobile titles. An active open-source contributor, he has improved Swift’s observation framework and async algorithms and contributed to Swift’s core Foundation libraries, demonstrating both language-runtime and API-level impact. Notably, his work spans from kernel-emulation and runtime portability to refining async primitives—combining deep systems thinking with developer-facing API design.
16 years of coding experience
3 years of employment as a software developer
Stackoverflow
371reputation
8kreached
12answers
0questions
Github Skills (28)
asynchronous10
objective-c10
algorithms10
async10
testing10
macros10
android-development10
data-structure10
data-structures10
swift10
open-url10
cocos2d-x10
concurrency10
api-design9
ui-design9
Programming languages (8)
Github contributions (5)
apple/swift-async-algorithms
Jan 2022 - Jan 2023
Async Algorithms for Swift
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1 release, 135 reviews, 108 commits in 1 year
Contributions summary:Philippe primarily contributed to the implementation of asynchronous algorithms and data structures for Swift. Their work focused on creating and integrating a new `AsyncLazySequence` type, including its implementation, tests, and package layout. The user also worked on adding the support for channels for sending values between tasks, and enhanced the existing sequence-based tools such as `AsyncThrottleSequence`, `AsyncJoinedBySeparatorSequence` and `AsyncRemoveDuplicatesSequence`. Furthermore, the user added documentation and examples to the new types.
swiftasync
swiftlang/swift-corelibs-foundation
Nov 2015 - Oct 2019
The Foundation Project, providing core utilities, internationalization, and OS independence
Role in this project:Back-end Developer & iOS Developer
Back-end Developer & iOS DeveloperContributions:1 review, 722 commits, 307 PRs in 3 years 11 months
Contributions summary:Philippe's contributions primarily involved adding and modifying Swift code within the `swiftlang/swift-corelibs-foundation` repository. They implemented new methods and addressed issues related to data handling, including the initialization of NSData and Data types, as well as their interactions with URLs and stream operations. They also added support for data bridging and API updates to the CoreFoundation library.
tvostranslationinternationalizationfoundationindependence
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