Hasan Hosgel is a dedicated Android developer, who started his professional programming career in 2003. He builds Android applications since 2010 and was a Google Developer Expert for Android from 2016 to 2019. Continuous improvement of architecture, performance and quality are his dedication. Nowadays he works for MHP – A Porsche Company after companies like LAB1886, the incubator of Daimler AG, Immobilienscout24 and Kitchen Stories. As a co-organizer of the “GDG Berlin Android” and as a speaker, he attends many conferences and several Google Developer Groups across Europe additionally to his tasks a part of the program committees for many conferences.