- Artificial Intelligence
- Computer Networks
- Computer Security
- GIT
- Information Retrieval
- Operating Systems
- Programming Languages
- System/Service Performance
- Some other interest.
| 2020-04 ↝ ongoing | Position | scientific Employee |
| Where | University of applied sciences Rhein-Waal | |
| Project | BMBF Project: RubyDemenz | |
| 2014-01 ↝ ongoing | Position | scientific Employee |
| Where | University of applied sciences Rhein-Waal | |
| Duty | Internal Consutant for IT, Programming, Networkinfrastucture | |
| 2014-01 ↝ ongoing | Position | scientific Employee |
| Where | University of applied sciences Rhein-Waal | |
| Duty | Lab IT and Inventory Management | |
| 2019-09 ↝ 2020-04 | Position | Co-Lecturer |
| Where | University of applied sciences Rhein-Waal | |
| Program | Communication and Information Engineering | |
| Course | Fundamentals of Computer Science and Networks | |
| 2019-09 ↝ 2020-04 | Position | Lecturer |
| Where | University of applied sciences Rhein-Waal | |
| Program | Communication and Information Engineering. | |
| Course | Introduction to Scientific Working | |
| 2019-09 ↝ 2020-04 | Position | Co-Lecturer |
| Where | University of applied sciences Rhein-Waal | |
| Program | Interdisciplinary | |
| Course | Project: Kitchen (im-)possible | |
| 2019-05 ↝ 2019-08 | Position | Lecturer |
| Where | University of applied sciences Rhein-Waal | |
| Program | Communication and Information Engineering | |
| Course | Computer Networks | |
| 2019-05 ↝ 2019-08 | Position | Lecturer |
| Where | University of applied sciences Rhein-Waal | |
| Program | Communication and Information Engineering | |
| Course | Communication Security | |
| 2016-04 ↝ 2019-04 | Position | scientific Employee |
| Where | University of applied sciences Rhein-Waal | |
| Project | BMBF Project: OurPuppet | |
| 2014-01 ↝ 2016-03 | Position | scientific Employee |
| Where | University of applied sciences Rhein-Waal | |
| Project | BMBW Project: Mobile - mobil im Leben |
- Dimitrov, T; Kramps, O.; Ressel, C.; Koenen,S. et. al. “OurPuppet – Entwicklung einer Mensch-Technik-Interaktion für die Unterstützung informell Pflegender“. In: Boll, S.; Hein, A.; Heuten, W. & Wolf-Ostermann, K. (Hrsg.): Zukunft der Pflege. Tagungsband der 1. Clusterkonferenz 2018, Innovative Technologien für die Pflege. Oldenburg: BIS-Verlag der Carl von Ossietzky Universität Oldenburg, 2018
- Ribeiro, P.; Michel, A; Ressel, C., Koenen, S. et. al: „Embodied Virtual Agents and Electronic Bracelet to support independent Travel by People with Cognitive Disability“, Proceedings of the Anual Meeting on human factors and user experience (HFES 2015), Groningen (Netherlands), Oktober 2016
- Ressel, C.; Iurgel, I.; Koenen, S.; Ribeiro, P. et. al: “Mobile – Mobilität mit dem ÖPNV für alle – auch für eingeschränkte Personen”,Proceedings of 8. AAL-Kongress 2015 Frankfurt, April 2015
- Ressel, C.; Koenen, S.; Ribeiro, P et. al.: “Das Projekt Mobile – Mobil im Leben”, Proceedings of the VDE Kongress Smart Cities, Frankfurt, Oktober 2014