Wellington Wallace is an assistant professor and Ph.D. candidate in physics at UFRJ with nine years of experience combining academic teaching and hands-on software development. Based in Duque de Caxias, Brazil, he teaches at Cefet-RJ while pursuing research, and earlier served as a substitute professor and distance-learning tutor, demonstrating strong pedagogy across modalities. Unusually for a physics academic, he contributes to open-source systems software—implementing C-level fixes and feature work on the widely used PulseAudio project’s null-sink module—bridging experimental physics insight with low-level back-end engineering. Colleagues value his ability to translate complex theoretical concepts into practical code and classroom materials, making him effective at both mentoring students and improving production software.
9 years of coding experience
Ph.D. student, Physics, Ph.D. student, Physics at Universidade Federal do Rio de Janeiro / UFRJ
Master of Science (M.Sc.), Physics, Master of Science (M.Sc.), Physics at Universidade Federal do Rio de Janeiro
Mirror of the PulseAudio sound server (for bug reports and pull requests go to the website!)
Role in this project:
Back-end Developer
Contributions:6 commits in 1 year
Contributions summary:Wellington contributed to the PulseAudio project by implementing features and fixing bugs related to the null-sink module. Their work focused on adding options to disable rewinds, modifying latency ranges, and making related adjustments within the null-sink module's logic. The user's contributions involved modifying C code and module configurations to change functionality.
Limiter, compressor, convolver, equalizer and auto volume and many other plugins for PipeWire applications
Contributions:25 reviews, 5208 commits, 1659 PRs in 5 years 11 months
auto-volumepipewirecompressorequalizervolume
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Wellington Wallace - Assistant Professor at Cefet-RJ