as DevOps Lead for: Telefónica Germany GmbH & Co. OHG 

 Release and deployment planning of applications Aura, 4th Platform and 4th Platform local services 

 Control the operations of applications Aura, 4th Platform and 4th Platform local services 

 Leading the Global and TGE operations teams of Aura, 4th Platform and 4th Platform local services 

 Leading the TGE development team of TGE 4th Platform local services 

 Creation and implementation of the KPI reporting for the business side 

as Release Manager for: Telefónica Germany GmbH & Co. OHG 

 Release and deployment planning of applications Aura, 4th Platform and 4th Platform local services 

 Leading the Global and TGE operations teams of Aura, 4th Platform and 4th Platform local services 

 Creation and implementation of the KPI reporting for the business side 

as Java Full Stack Developer for: BMW Group AG 

 Backend API connection in Mainframe, Database and Infrastructure environment mainly on Db2 databases 

 Implementation of Mainframe web programs 

 PMO activities between the business side and the development team 

 Creation and implementation of the Scrum process 

as QA Engineer for: maxdome GmbH 

 Creation and implementation of QA test for content OTT, mobile and web 

 as Technical Product Manager for: Telefónica Germany GmbH & Co. OHG 

 B2C and B2B Partner connection between Telefónica Germany and Sky Deutschland Fernsehen GmbH & Co. KG, Media-Saturn-Holding GmbH and Amazon EU 

 Smaller B2C Mobile and FixNet products 

as QA Lead for: Telefónica Germany GmbH & Co. OHG 

 Technical Postpaid Migration of premium brand BASE and value brands BLAU and SIMYO