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Marc Duerr
Executive | T-Systems on site services GmbH
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Lifelong Learning
CertiProf
Certified SAFe® 5 Scrum Master
Scaled Agile Inc
Professional Scrum Master™ I (PSM I)
Scrum.org
Certified SAFe® 5 Agilist
Scaled Agile Inc
Project Management Professional (PMP)®
Project Management Institute