Theo has held multiple roles, such as developer, tester, product support employee, (enterprise) architect, auditor, (business) analyst, project manager, trainer, and coach. He has experience with Scrum, XP, RUP, DSDM, PRINCE2, Volere, Pronto, Lean, SOA, and TOGAF. He is also experienced with usability and interaction design.
Currently, his main current interest is scaling Agile; using the Agile philosophy and creating a pragmatic implementation of it in enterprise level. He is strongly motivated to work with companies and institutions and help them grow to a higher level of effectiveness. Theo is also interested in various fields of Computer Science, such as formal languages, software re-engineering, Artificial Intelligence, evolutionary algorithms, and robotics. He has worked for banks, insurance, energy, and utility, and telecom companies, and the government.
Theo is a Certified Scrum Master, Agile Master, Computable Expert, Lean Green Belt, a member of the IEEE Computer Society and a member of the GIA (Genootschap voor Informatie Architecten) and he holds a degree in Physics and Mathematics.