Xavier Dupré began his career at A2iA in 2000, a company specialized in automatic reading of cheques and handwriting recognition. After a short passage in finance, he joined Yahoo in 2008 to work on its search engine. In 2010, Xavier joined Microsoft to contribute to the local search engine and has been working on very large scale problems and contributing to the core of Azure Machine Learning since. Meanwhile, he has been teaching programming at the ENSAE (France). The courses have expanded in 2014 to machine learning and technologies associated to big data. More recently, he started collaborations with non-profitable organizations such as La Croix-Rouge to leverage student’s work through hackathons and academical projects.