Mateusz Herych Mateusz is a GDG Kraków organizer and a Google Developer Expert for Android. Works as an Android developer at Base CRM when he uses his Android-abracadabras to make enterprise software users more productive and happy. Mateusz tries his best to travel and speak at as many conferences as he can, which led him to speak at several Droidcons in 2014, including the one in Turin.