at Hotel San Marco on 17 May 2023 – 19 May 2023

at Mannheim on 11 Oct 2019

at sitewards on 20 Mar 2019

at Hochschule Bonn-Rhein-Sieg on 18 Aug 2017 – 20 Aug 2017

at Hochschule Bonn-Rhein-Sieg on 18 Aug 2017 – 20 Aug 2017

at codekunst Karlsruhe GmbH on 26 Jul 2017

at codekunst Karlsruhe GmbH on 26 Jul 2017

at codekunst Karlsruhe GmbH on 6 Jun 2017

at IntelliShop AG on 5 Apr 2017

at 1&1 Internet SE on 25 Jan 2017

at ping24/7 GmbH on 9 Nov 2016

at trio-interactive it services gmbh on 26 Oct 2016

at Versioneye GmbH on 24 Aug 2016

at bitExpert AG, Mannheim on 15 Apr 2016

at sitewards on 23 Mar 2016

at bitExpert AG, Mannheim on 24 Feb 2016

at triplesense on 16 Sep 2015