Ali Utku Selen is a system engineer at Sony Mobile, who has been working on flagship Android devices for more than five years. He started programming at age 11, and since then he has developed a great interest in software development. He holds an MSc degree from the Computer Engineering Department of Dokuz Eylul University.
Raimon Rafols Montane has been developing for mobile devices since 2004. He has experience in developing on several technologies specializing in UI, build systems, and client-server communications. He is currently working as a Engineering Manager at AXA Group Solutions in Barcelona, although has been working in the past for Imagination Technologies near London and Service2Media in the Netherlands. In his spare time, he enjoys programming, photography, and giving talks at mobile conferences about Android performance optimization and Android custom views.