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David Mas has a diverse range of work experience in various roles and industries. David most recently worked at Make.org as the Head of Data and Citizen Insight, where they utilized their skills in data analysis and citizen insights. Prior to that, they served as the Lead Data Scientist at Make.org, where they were responsible for leading data science initiatives.

Before joining Make.org, David worked at PriceMinister as a Senior Data Scientist, where they focused on building and deploying machine learning solutions to improve the e-commerce marketplaces of the Rakuten Group worldwide. Their work mainly involved recommendation and targeting systems, user tracking, UX optimization, and search relevancy improvement.

David also worked at Valbray Development as a Data Scientist, where they worked on projects such as automatic comics spine recognition and soccer match outcome prediction based on previous match results and user expertise. In addition, they served as a Web Architect at Groupe Express Roularta, where they played a key role in migrating the content management system to an open-source solution.

Earlier in their career, David completed their Ph.D. in Economics at Université Paris II, where they conducted analysis and modeling of venture capital investments. David has also worked as a Research Engineer in Automatic Speech Recognition at LIMSI CNRS and as a Web Architect at Les Rencontres d'Affaires.

Throughout their career, David has demonstrated a strong background in data science, web architecture, and economic analysis. Their work experience spans multiple industries, showcasing their ability to adapt and excel in diverse environments.

David Mas attended CentraleSupélec from 1998 to 2001, where they obtained a Master's degree in Computer Science. Prior to that, from 1996 to 1998, they studied at Lycée Hoche, though specific details about their degree and field of study during this time are not provided.