Sander is an independent dad, speaker, writer, traveler. He is a freelance consultant, CTO, software architect, programmer and beyond-agile coach. He helps teams to improve their ways of working, their architectures and their code. Currently as chief architect at Quby, and before as CTO of a number of companies. Earlier he acted as Capgemini's global agile thought leader. He’s authored books on agile, modeling, and web tools, and published many articles. Sander is an inspiring (keynote) speaker at international conferences on diverse topics such as changing culture, agile, Scrum, continuous delivery, (no) software estimation, smart use cases, patterns, software architectures, microservices, and web, Java and .NET development.