Matthias spent 20 years as a software developer, followed by almost another 20 years as a freelance consultant for software engineering and as a trainer for software architecture and domain-driven design. He worked with many agile teams who want to produce good software in reasonable time with superb quality, without going nuts in that process!ed her doctoral degree in computer science at the University of Hamburg (Supervising Professors: Christiane Floyd and Claus Lewerentz). Today, Dr. Carola Lilienthal is managing director of WPS – Workplace Solutions GmbH and is responsible for the department of software architecture. Since 2003, Dr. Carola Lilienthal has been analyzing architecture in Java, C #, C ++, ABAP and PHP throughout Germany, and advising development teams on how to improve the longevity of their software systems. In 2015, she summarized her experiences from over a hundred analyzes in the book ‘Long-living software architectures’. She is particularly interested in the education of software architects, which is why she is an active member of iSAQB, the International Software Architecture Quality Board e.V., and regularly disseminates her knowledge at conferences, in articles and training courses.