ShareMarc Philipp is a software engineer with extensive experience in developing business and consumer applications, as well as training and coaching other developers. One of his focus areas has always been providing tools for fellow software developers and improving their productivity. He is a long-time core committer and maintainer of JUnit and initiator of the JUnit Lambda crowdfunding campaign that started what has become JUnit 5. He currently works full-time on JUnit thanks to the Sovereign Tech Fund (see https://www.sovereign.tech/tech/junit).