Jannes Grüneberg

Jannes G. is an experienced technology leader and entrepreneur, currently serving as the Founder of Messerklinik since March 2023 and as the Chief Technology Officer at Zentek Gruppe, where responsibilities include the role of CTO for Zentek Digital since June 2020. Prior to these positions, Jannes G. held the role of Head Of Development at Urlaubsguru GmbH from July 2018 to June 2020 and served as Engineering Team Lead at door2door for a brief period in 2018. Jannes G. has extensive experience in engineering leadership, having been the Vice President of Engineering/CTO at Digital Performance GmbH from July 2012 to May 2018, and earlier holding positions such as Senior PHP Developer/DevOps and Lead Software Engineer at TRIBAX GmbH from September 2009 to July 2012. Jannes G. began the professional journey as a Web Developer at Formblitz AG and held the role of Redaktionsleitung at Ber:linxs Magazin from January 2005 to July 2007.