Nils studied Maths in Bremen and Bielefeld, Germany. He built and operated server and network infrastructure based on OpenSource software since the mid 90s. Since then he has been a programmer, network engineer, systems architect, package maintainer, IT security advisor, UNIX teacher, cryptographer, DevOps and more.

Co-founder of OpenCoin and architect of its protocol. Researcher at the smart grid startup DemandLogic. Nils helps social enterprises like The Hub and OKFN to improve their IT infrastructure, on the policy level as well as down on the command line.