Jaroslav Reznik is an open source developer paid by Red Hat working on Fedora and Red Hat Enterprise Linux (configuration and management). He's currently member of Fedora Project Board and member of Fedora KDE SIG taking care about KDE/Qt stack.
In his free time he is an open source developer paid by himself ;-), loving open mobile technologies - co-founder of Czech non-profit Openmobility group, taking care about Qt on mobile platforms propagation (Openmobility conference, Red Hat Developers Conference etc.).
Current projects: Fedora, Fedora and Fedora, KDE and Makneto, a whiteboard collaboration tool - being ported to Qt Components to be available on Maemo/MeeGo.