Matthias is an engineering manager in the desktop team at Red Hat. His contributions to GTK+ and GNOME go back to the early 2000s. He's the maintainer of GTK+. Matthias and his team have worked on many parts of the Linux desktop infrastructure. In recent years, Wayland and Flatpak have become important parts of his teams portfolio.
Matthias has presented on various desktop topics for many years, at conferences like devconf.cz, flock, GUADEC, GNOME.Asia.