Marek has been programming C++ since the mid-90-ties and Qt since 2008. He was involved with Unix and Windows system programming, client-server systems, UMTS network management, enterprise Java, satellite protocol decoding, neural networks, image processing, DVB-T testing appliances, REST APIs and embedded Linux. He holds a Ph.D. in computer science and is currently working as an independent programmer specializing in system programming, communication protocols, GUIs, C++, and Qt. His other interests are off-piste skiing and aikido.