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Here speak our customers
The "Q" in the name stands for quality
With our training concept, we bring the gray theory into the spotlight of tangible practice.
We ensure that complex IT contexts can be understood, learned, and implemented in practice.
Since our founding in 2002, we carry the "Q" in our name because Quality, professionalism, and know-how are at the center of our values.
The most important measure of the quality achieved is the satisfaction of our participants.
Customer Reviews
Our satisfied customers say
Below you can see what our participants are saying about us - convince yourself of the exceptional quality of our services! Please note that this is just a small selection of our numerous customer testimonials. Customer testimonials for the respective course can be found on the course detail page.
23.10.2025
Excellent training ISMS Auditor/Lead Auditor ISO/IEC 27001:2022 (IRCA™ 2575) with extensive hands-on practice and a competent instructor. The learning progress is noticeable. Some topics could have been covered in more detail, nevertheless highly recommended overall, because Jens allocated sufficient time for questions and presented the content in a very engaging manner.
Tim Z, Consultant für Informationssicherheit (Original language: German)
12.01.2026
Der Referent war überragend, sowohl hinsichtlich der persönlichen als auch hinsichtlich der fachlichen Kompetenz. Wir konnten viel diskutieren, Fragen stellen und ich habe in dem Kurs vieles gelernt.
Anonym
(Original language: German)
01.10.2025
The training ST109 Update Brocade™ FOS 10.x. and SANnav 3.0.x was overall a very worthwhile investment that I would highly recommend. It contributes to higher productivity and reduced risks for me and my organization. The numerous exercises were very helpful and valuable.
Patrick Schröder, Deutsche Rentenversicherung Bund (DRV Bund)
(Original language: German)
08.12.2022
I already attended the Linux Fundamentals course. The Linux Advanced course was also excellently structured overall: many exercises, very practice-oriented training. Questions were answered directly using examples. 4 days are somewhat tight for the amount of content, better 5 days.
Felix W, BWI GmbH
(Original language: German)
27.04.2026
Mir hat besonders gut gefallen: Die Art und Weise wie der Trainer den Lehrgang gestaltet und Wissen vermittelt hat. Die gelungene Erwachsenenbildung. Die Vorteile des Arbeitens in einer kleinen Lerngruppe. Der Vorbereitungskurs CRISC ISACA™ war ein lohnenswertes Invest und ist empfehlenswert.
Anonym
(Original language: German)
02.12.2022
The training VI213 Kubernetes Basics with many hands-on exercises convinced me. The technical equipment, the training setup as well as the expertise and experience of the trainer impressed me very much. He was open to questions at all times. Particularly noteworthy was the good lunch. Highly recommended, I will gladly return.
Anonym
(Original language: German)
28.03.2025
The Proxmox™ Training VI220 Proxmox™ VE 9 - Migration incl. Storage & Backup was definitely worthwhile. The trainer Thomas Glanzmann was able to respond immediately to questions and was always available. He could quickly isolate and resolve errors through his technical expertise. The lab was high-performance and left nothing to be desired. The level of detail was extremely high and the discussions were always productive. Highly recommended.
Enrico R, Systems Engineer
(Original language: German)
06.10.2025
The training ST109 Update BROCADE FOS 10.x and SAN 3.0.x was very well structured. The lab environment was excellent and what I particularly appreciated is that the instructor was able to address technical scenarios from a professional perspective. I learned considerable new knowledge, but through participation in previous Brocade™ Admin trainings such as ST101 Brocade™ FOS 9.x / 10.x Admin Basics, ST104 Brocade™ FOS 9.x / 10.x Admin Advanced and ST108 SANnav 3.0.x Installation and Administration I had appropriate prior knowledge.
Fatih Ö
(Original language: German)
07.07.2025
I have attended several NetApp™ training courses at qSkills™ over the years: ONTAP Troubleshooting, ONTAP Performance Admin, ONTAP Admin & Data Protection, ONTAP 9.x NAS Advanced ++. The ST274c MetroCluster Administration course was overall acceptable, but not outstanding. The structure was fundamentally comprehensible, however I missed more depth in some areas. The exercises were helpful, but rather briefly designed. The instructor Thomas Glanzmann presented the content in an engaging manner and there were sufficient discussion sessions. In short: For my daily work routine I take some approaches with me, but less than expected. Overall solid, but expandable.
Michael Fiedler, Storage Engineer
(Original language: German)
27.06.2025
I was extremely satisfied with the NetApp™ training at qSkills™. The technical equipment and performance of the training room were excellent, and I also really liked the learning atmosphere with instructor Anton Tobies. The practical examples and exercises were helpful and clearly structured, and the labs effectively deepened the conveyed content. Additionally, I gained new knowledge that I can regularly apply in my daily work routine. I particularly liked the lab environment with hardware for testing, as use cases outside the actual course framework were feasible there – this brought me a real additional learning effect. Overall, I would rate my training experience in the course ST221c ONTAP 9.x. Data Protection & High Availability with 4 out of 5 stars.
Michael J, Rechenzentrum-Techniker
(Original language: German)
19.05.2025
In the LI510 Kubernetes Basics training, I particularly appreciated: the vanilla installation - the project day / creating the complete application - the realistic setup of the K8s cluster with 3 controllers and 2 worker nodes - the whiteboard notes (HedgeDoc). Improvements could be made: (1) The Kubernetes installation on the first day has too tight a time window. One should accept taking an additional 1-1.5 hours from the second day. We were missing 1 hour to set up the 3 controller nodes (instead only one). (2) The explanations regarding the vanilla installation were too limited in content for me - many decisions about selected components have already been incorporated into this. And I would like more explanation about what these are, and what the alternatives could have been. (3) Related to my employer, an example of a Java application with connected SQL database as the application to be deployed would have been valuable. (4) The integration of an ingress controller with ingress resources is didactically good! In reality, however, the ingress controller in the old implementation is outdated, as the major frameworks have long been configuring other controllers for the - now also no longer new - Gateway API. The handout should explain this at least with an outlook. In our organization there is RKE2 - naturally already long without old ingress controller and with Gateway API. (5) The notes in HedgeDoc came retrospectively to the doing. I would primarily wish this reversed. Those who get left behind in "live note-taking/co-coding" could then - if set up in advance - look there. Conclusion: Very worthwhile! 5 out of 5 stars.
Volkmar B, Entwickler
(Original language: German)