Founder of Les-Tilleuls.coop (a French worker-owned cooperative), Kévin is CEO and CTO, specialist in designing critical web applications (high traffic, high availability, interoperability). He's a member of the Symfony framework core-team, and the creator of API Platform, of Mercure.rocks and Vulcain.rocks protocols. He's an active contributor to more than a hundred open source projects including the PHP language, Laravel, Doctrine ORM, Prestashop and tools from the React and Kubernetes ecosystems. Kévin is also an international speaker, a lecturer and a book writer. In his younger years, he used to play in a punk band