In addition, he has a particular interest in the subject of Software Craftsmanship and Clean Code. Thus, Stefan Clepce manages the internal training programs on issues of Clean Code and is co-organizer of the annual Global Day of Code Retreat. Stefan Clepce is an iSAQB® Certified Professional for Software Architecture – Foundation Level, a Certified Scrum Master and an IREB® Certified Professional for Requirements Engineering – Foundation Level.