Felix Witasp
Staff Engineer - Developer Productivity AI at Stripe
Stockholm County, Sweden
Summary
🤩
Rockstar🎓
Top SchoolFelix Witasp is a Staff Engineer specializing in developer productivity and language/runtime tooling with 13 years of experience building scalable infrastructure and compiler-grade systems. At Stripe he has led efforts from CI and merge-queue architecture to making Python tooling delightful with Bazel and IDE integrations, and now focuses on AI-driven workflows to boost engineer productivity. He brings deep systems and language expertise—Haskell, Scala, Java, C/C++, compiler optimization and Linux—honed through roles as Scala 3 release manager and contributions improving the widely used ScalaDoc UI. A practiced team lead and mentor, Felix pairs production-grade engineering with research-informed thinking from his MS in Computer Science at Lund University. Colleagues know him for shipping pragmatic tooling that reduces toil while preserving rigorous correctness.
13 years of coding experience
6 years of employment as a software developer
S:t Petri Skola i MalmöMaster of Science (MS) Computer Science, Master of Science (MS) Computer Science at The Faculty of Engineering at Lund UniversityForeign Exchange in Tokyo, Foreign Exchange in Tokyo at 郁文館夢学園
Swedish, Japanese, English
Github Skills (6)
css10
responsive-design10
javascript10
ui-design10
functional-programming4
scala3
Programming languages (16)
Github contributions (5)
scala/scala
Dec 2015 - May 2016
Scala 2 compiler and standard library. Scala 2 bugs at https://github.com/scala/bug; Scala 3 at https://github.com/scala/scala3
Role in this project:
Front-end Developer
Front-end DeveloperContributions:27 commits, 25 PRs, 232 comments in 5 months
Contributions summary:Felix primarily focused on enhancing the user interface and overall user experience of the ScalaDoc tool. Their contributions involved significant modifications to the CSS, adding media queries for mobile responsiveness, adjusting font sizes, and implementing a new search feature. They also addressed layout issues, fixed bugs related to the mobile view, and replaced UTF8 glyphs with Material Typeface. These changes improved the presentation and usability of the documentation across various devices.
functional-programmingobject-oriented-programmingscala-libraryscala-programming-languagestandard-library
felixmulder/dotfiles
Jan 2014 - Dec 2022
Contributions:38 commits, 17 pushes, 4 branches in 9 years
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