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Gerald Fiesser


Scrum Master, 1&1 Telecommunication Holding SE

Location: Karlsruhe, Germany


Certified Scrum Professional
Certified ScrumMaster
Certified Scrum Product Owner



Gerald Fiesser has studied Computer Science, Philosophy and Psychology at University Erlangen-Nuernberg. After obtaining his degree (diploma) in 1984 he worked for 2 years in technical documentation and artifical intelligence. He became self-employed in 1986 and worked as a software engineer in different field and with companies of all sizes - 5 employees to 50000. His first experience with scrum was working as a software developer in a Scrum team in 2010. He started to work as a full-time Scrum Master in 2012 and is now working as a Scrum Master /Agile Coach. He assists organisations and teams in improving agile mindset and agile techniques so people working there have a more fulfilled and satisfiying experience in their working environment.

Work experience

1&1 Telecommunication Holding SE , Senior Scrum Master / Agile Coach
December 2014 - Present, Karlsruhe, BW, DE
Responsible for 2-3 Scrum teams and agile coaching in the organisation. Scaling of Scrum teams; Usage of Kanban/XP pracitces to enhance the efficiency and effectiveness of Scrum Teams.

Ergo Direkt Versicherungen, Scrum Master
March 2012 - November 2014, Nuernberg

Scrum Master (full time position) for a Scrum team consisting of 5-6 developers and 1-2 Product Owners. October 2012 to June 2013 Scrum Master for an additional, newly set up  Scrum team.

Scrum Master for a community of practice on software architecture and facilitator of regular retrospectives for a Kanban team.


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