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Alexander ist seit 1996 in der Open Source-Welt unterwegs und hat bei verschiedensten Open Source-Projekten mitgewirkt. Aktuell ist er im Debian Projekt aktiv. Auch bei credativ zählt er seit 2004 zu den Urgesteinen. Mittlerweile gehört er zum Management Team und ist seit der erneuten Selbstständigkeit als CTO und Prokurist im Unternehmen aktiv.
10 February 2026
Update: Proxday will now take place on October 15, 2026. We have moved the date to avoid a clash with the Dutch Proxmox Day of our friends at Tuxis. All other information remains current – the CfP deadline is extended accordingly to July 31, 2026. Save the Date: On October 15, 2026, we are bringing […]
05 February 2026
After the successful kick-off in December, we are now moving into the second round! On March 5th, we invite you again to the Open Source Virtualization Gathering at our premises in Mönchengladbach. As last time, the focus is on professional exchange in a relaxed atmosphere. We have slightly streamlined the schedule to […]
29 January 2026
Virtualization & “Rhenish Caviar”: Invitation to a Business Breakfast at credativ on March 19, 2026 Tired of license jungles and complex “black boxes”? Or have you heard of Proxmox but haven’t had the time to take a closer look at it without sales pressure? We cordially invite you to a relaxed Business Breakfast on March […]
10 December 2025
credativ is once again a Silver Member of the Linux Foundation. For us, this is not a symbolic gesture but a deliberate decision. For more than two decades, we have been working at the heart of open-source infrastructure – as a support center, as contributors, and as operators of critical services. Now that credativ […]
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