As the Artificial Intelligence/Machine Learning Evangelist for EMEA, Julien spends most of his time traveling, meeting developers and enterprises and helping them bring their ideas to life. Prior to joining AWS, Julien spent 12 years in the Telecom industry, before serving for 10 years as CTO/VP Engineering in top-tier web startups where he led large Software and Ops teams in charge of thousands of servers worldwide. In the process, he fought his way through a wide range of technical, business and procurement issues, which helped him gain a deep understanding of physical infrastructure, its limitations and how cloud computing can help. Last but not least, Julien holds all seven AWS certifications.