Nikolai Pretzell lives near Lüneburg in northern Germany. He is a freelancer, working as Scrum Master, software engineer and consultant.
He started software engineering as C++ developer. 1998 he joined the team that created OpenOffice.org at Sun Microsystems. There he engaged in various activities for optimizing the software development process.
Since 2007 he was an early adopter of Scrum in his department. Then he introduced Scrum in that department and worked as coach or Scrum Master in several Scrum projects from 3 up to 35 participants.