Raphael Schaad
New York, New York, United States
Summary
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RockstarRaphael Schaad is a Swiss designer-engineer and founder with 14 years of experience, currently a Visiting Partner at Y Combinator. He founded Cron (YC W20), a next-generation calendar startup later acquired by Notion, and led product and design for Notion Calendar and Connected Apps, growing Calendar to millions of active users. He pairs deep technical chops—MIT Media Lab MAS (5.0/5.0) and hands-on iOS work contributing performance and debugging fixes to well-known open-source projects like FLAnimatedImage and PonyDebugger—with strong interaction design and user research experience. Comfortable at the intersection of early-stage product, growth, and engineering, he focuses on shipping stable, maintainable mobile code and elegant product experiences. Off-hours he clears his head by running through forests, a habit that informs his pragmatic, user-centered approach.
15 years of coding experience
Github Skills (11)
debugging10
objective-c10
debug10
swift10
ios10
mobile-development10
kvc9
key-value-observing9
keyvalue9
memory-management9
ui-design6
Programming languages (12)
Github contributions (5)
Flipboard/FLAnimatedImage
May 2014 - Aug 2021
Performant animated GIF engine for iOS
Role in this project:
iOS Mobile Developer
iOS Mobile DeveloperContributions:1 release, 1 review, 134 commits in 7 years 3 months
Contributions summary:Raphael primarily contributed to the iOS animated GIF engine by refactoring and debugging the codebase. They renamed debug delegates for clarity and implemented fixes for build issues. Additional contributions include improvements to scrolling behavior, memory management during memory warnings, and code structure updates to improve stability and maintainability. The user also updated the demo project with an enhanced UI component.
imageanimatedgifanimated-gifswift
square/PonyDebugger
Sep 2012 - Sep 2012
Remote network and data debugging for your native iOS app using Chrome Developer Tools
Role in this project:Mobile Developer (iOS)
Mobile Developer (iOS)Contributions:5 commits in 1 day
Contributions summary:Raphael primarily contributed to the codebase by making improvements to the comments and code style of an existing iOS debugging tool. Their work focused on refining the code through syntax consistency, by adding and updating comments within the codebase. These changes also included commenting out areas, specifically around potential infinite loops related to KVO, suggesting a focus on improving code readability and maintainability.
ios-appdeveloper-toolschromeios-nativedebugging
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