Allan Jensen - Senior Manager at KDE

Allan Jensen

Senior Manager at KDE

Berlin, Germany

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Summary

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Senior

🎓

Top School

Allan Jensen is a senior software leader and engineer based in Berlin with 24 years of experience bridging low-level systems and product-facing software. As Senior Manager at The Qt Company and a long-time KDE contributor, he blends deep C++ expertise (Qt, WebKit/Chromium) with multithreading, kernel and VoIP experience to design robust interactions between hardware and software. He has a track record of hands-on contributions to high-profile open-source projects—improving audio metadata handling in TagLib and enhancing core behavior and thread-safety in Qt WebEngine and Qt Quick. Known for cleaning up complex codebases and improving API flexibility, he pairs technical stewardship with coaching and project management to deliver maintainable systems. An interesting detail: his work spans everything from fixing subtle clipboard and certificate-handling bugs in web engines to implementing Ogg/FLAC support, reflecting both protocol-level knowledge and product sensibility.

24 years of coding experience

B.Sc., B.Sc. at Københavns Universitet - University of Copenhagen

Cand. Scient, Cand. Scient at Københavns Universitet

Github Skills (21)

c-language10

qt10

api-design10

qtquick10

metadata10

object-oriented-programming10

file-parsing10

file-format10

parsing10

file-parser10

flac10

qml10

ogg10

cprogramming-language10

thread-safety9

Programming languages (10)

QMLC++ShellCRustLLVMCMakeJavaScript

Github contributions (5)

qt/qtwebengine

Mar 2014 - Oct 2016

Qt WebEngine

Role in this project:

Back-end Developer

Contributions:440 commits in 2 years 6 months

Contributions summary:Allan's contributions centered around enhancing the Qt WebEngine project, specifically focusing on the core functionality of the web engine. Their work involved updating clipboard selection behavior, fixing keyboard scrolling issues, adding an API to retrieve the favicon URL, and adding support for a settings dialog in the demo browser. They also addressed issues related to the handling of certificate errors, including code for overriding some certificate errors, and ensured thread safety and proper object lifetime management within the project.

webengineqt5qt

taglib/taglib

Apr 2004 - May 2006

TagLib Audio Meta-Data Library

Role in this project:

Back-end Developer

Contributions:30 commits in 2 years 1 month

Contributions summary:Allan contributed to the TagLib audio metadata library by fixing bugs and changing the API to be more flexible. Their work involved modifications to the `oggpage.cpp` and `flac/flacproperties.cpp` files, suggesting an understanding of audio file formats and their properties. They also implemented support for Ogg/FLAC files, which included the creation of new files and changes to the existing file structure.

id3v2aacmp3ogg-vorbisdata-library

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