Dominik Rost is a software architect and leads the »Architecture-Centric Engineering (ACE)« department at Fraunhofer IESE. He supports customers from various domains in designing, documenting and evaluating their software architectures, in particular with focus on system modernization and establishing digital ecosystems. About his experiences in these projects he likes to speak at conferences. Besides this, he leads the software architecture seminar at Fraunhofer IESE and helps practitioners to improve their capabilities in this area.