Lukas Klingsbo is an experienced Flutter and Dart engineer with 11 years of hands-on software development, focused on building and maintaining the Flame game engine—the largest game engine for Flutter—and contributing fixes and performance improvements to widely used packages like audioplayers. Based in Stockholm, he has held senior and lead roles at companies including Canonical and Amara, and blends product-minded engineering with open-source stewardship. He prefers contract work exclusively in Flutter & Dart and is recognized as a Flutter & Dart GDE. Beyond code, he applies meticulous hardware craftsmanship to building custom mechanical keyboards and fuels creative problem-solving through climbing and backpacking. An underrated strength is his cross-language background (Scala, Haskell, Erlang) which surfaces in robust, backend-aware mobile solutions.
11 years of coding experience
11 years of employment as a software developer
Master's Degree Computer Science, Master's Degree Computer Science at Uppsala University
Contributions:40 releases, 4424 reviews, 1333 commits in 3 years 10 months
Contributions summary:Lukas's commits primarily focus on fixing minor issues in the documentation and comments, which included typos and formatting errors. The user made changes to various files including `lib/animation.dart`, `lib/box2d/viewport.dart`, `lib/components/component.dart`, and `lib/util.dart`. These modifications suggest the user was involved in improving the code's readability and maintainability by correcting documentation and code formatting.
A Flutter package to play multiple audio files simultaneously (Android/iOS/web/Linux/Windows/macOS)
Role in this project:
Mobile Developer
Contributions:295 reviews, 11 commits, 70 PRs in 7 months
Contributions summary:Lukas's contributions primarily focused on bug fixes and feature enhancements within the Flutter audio player package. They addressed Android-specific issues, resolving a `ConcurrentModificationException` to improve stability. Additionally, the user made improvements to the iOS category settings, and updated dependencies, as well as refactored the caching implementation. The user also implemented new audio pool to optimize performance, which were initially built for Flame project.
androidaudio-filesflutterioslinux
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