Migrating issue groups to function teams on an Agile Release Train (ART) can be enabled by Combining the testers into one team.
Encourage collaboration between teams and System and Solution Architects/Engineering. Work with Product and Solution Management, Product Owners, and other stakeholders to help make certain strategy and execution alignment.
The Agile Release Train (ART) is a long-lived group of Agile teams, which, along with other stakeholders, person who deliver, and where applicable operates, many in a value stream.
Learn more about agile release train here:
