Filip Babić is an Android developer from Croatia, who previously worked at the Five Agency, building world-known applications, such as the RosettaStone language-learning application and AccuWeather, the globally known weather reporting app. Also, he previously he worked at COBE d.o.o., a German-owned mobile agency, which is partners with the biggest German media company. Filip is currently in his early twenties, and is enrolled at the Faculty of Electrical Engineering, Computer Science and Informational Technologies in Osijek, Croatia, and is finishing up his Master's degree in Computer Science, currently holding a Bachelor's degree in CS. He should finish up his studies in the year 2020. Altruistic when it comes to consulting and mentoring, trying to give help to everyone, whenever possible, motivated by the ideology that the Android ecosystem we live in is only as good as we make it. Writing a large number of articles, tutorials, and guides, both through self-publication on Medium and through the RayWenderlich team. With his writing peaking, as he became an author for the book Kotlin Coroutines by Tutorials - the first, and currently only, Kotlin-Coroutine-related book out there, under the RayWenderlich publication. A highly community-driven individual, holding over twenty different talks in Croatia and heading over to four global conferences, having applied to many more to come. He is also passionately involved in the local IT community in Osijek, being the lead Meetup organizer, and the lead organizer of the GDG Osijek chapter, trying to generate as much positive energy and content for both the new developers and the veterans. He also organizes the Android Developer Academy in Osijek, a free, voluntary initiative, to promote teaching and education of new prospective Android developers. Filip currently lives in Osijek, Croatia, but has been known to travel, and stay in Zagreb, because of his employment, and to travel around for conferences he enjoys speaking at.