A pioneer of mobile app development, Alex Jubien started his career as a mobile developer in 2003. He then moved to product and management roles, and became Head of Mobile at Deezer (main competitor of Spotify) and Viadeo (main competitor of LinkedIn). The apps of these services are used daily by millions of users worldwide. Alex Jubien is now independent consultant in mobile strategy. He helps companies ranging from startups to large groups for which mobile is a key issue. He’s also speaker, lecturer, trainer, startup coach and startup advisor.