André Grunow serves as the Head of Hardware & Software Development at Funkwerk Systems GmbH since January 2023, having previously held various leadership roles at 1&1 Internet SE from February 2011 to January 2023, including Head of Usermanagement Processes and Head of Account Security. André also contributed as a Senior Software Engineer and worked as a freelancer during this period. Additionally, André has experience as a freelance lecturer at FOM Hochschule from April 2007 to February 2016. Prior to this academic role, experience as a Software Developer, Software Architect, and Coach was gained at WPS - Workplace Solutions GmbH from July 2004 to February 2011.