mixxxdj/mixxx
Feb 2026 – Mar 2026
2 Months active
Languages Used
XMLC++
Technical Skills
Controller ConfigurationMIDI MappingC++ developmentaudio processingunit testing
Andrej Lajovic
PROFILE
Andrej Lajovic
Contributed to the mixxxdj/mixxx repository by delivering a targeted MIDI mapping enhancement for the Pioneer DDJ-FLX4 controller, updating the shift+cue function to trigger start_stop on both decks and thereby improving live performance reliability and reducing operator error. Applied expertise in C++ and XML to implement this feature, aligning controller behavior with user expectations. Subsequently focused on audio processing stability, addressing floating-point edge cases in beat timing and enhancing test reliability by adapting unit tests for fast-math compatibility. These changes improved beat alignment accuracy and enabled more robust continuous integration workflows, supporting faster and safer feature development within the project.
Overall Statistics
Feature vs Bugs
33%Features
Repository Contributions
4Total
Bugs
2
Commits
4
Features
1
Lines of code
109
Activity Months2
Your Network
80 peopleWork History
March 2026
3 Commits
Mar 1, 2026March 2026 monthly summary for mixxxdj/mixxx: Focused on stabilizing audio timing and test reliability. Delivered critical bug fixes and improved test stability, enhancing audio fidelity and CI reliability. Overall, this enables faster iteration on features with lower risk of timing-related regressions.
3 Commits
Mar 1, 2026March 2026 monthly summary for mixxxdj/mixxx: Focused on stabilizing audio timing and test reliability. Delivered critical bug fixes and improved test stability, enhancing audio fidelity and CI reliability. Overall, this enables faster iteration on features with lower risk of timing-related regressions.
March 2026
February 2026
1 Commits • 1 Features
Feb 1, 2026February 2026 (2026-02) monthly summary for mixxxdj/mixxx: Key feature delivered: Pioneer DDJ-FLX4 MIDI mapping improvement where shift+cue now triggers start_stop on both decks instead of start_play, addressing misfires and improving live performance reliability. No major bugs fixed were reported in the provided scope. Overall impact: enhanced controller usability, reduced operator error, and a more consistent mapping experience for live sets. Technologies demonstrated: MIDI mapping customization, hardware controller integration, and Git-based collaboration (commit f545c4fb42aed948d03077bae767296837aa414a).
February 2026
1 Commits • 1 Features
Feb 1, 2026February 2026 (2026-02) monthly summary for mixxxdj/mixxx: Key feature delivered: Pioneer DDJ-FLX4 MIDI mapping improvement where shift+cue now triggers start_stop on both decks instead of start_play, addressing misfires and improving live performance reliability. No major bugs fixed were reported in the provided scope. Overall impact: enhanced controller usability, reduced operator error, and a more consistent mapping experience for live sets. Technologies demonstrated: MIDI mapping customization, hardware controller integration, and Git-based collaboration (commit f545c4fb42aed948d03077bae767296837aa414a).
Activity
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Quality Metrics
Correctness100.0%
Maintainability95.0%
Architecture95.0%
Performance95.0%
AI Usage20.0%
Skills & Technologies
Programming Languages
C++XML
Technical Skills
C++ developmentController ConfigurationMIDI Mappingaudio processingunit testing
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