Chairing Activities
- IEEE International Conference on Distributed Computing Systems (ICDCS 2025), Program Chair, 2025
- 11th European Conference on Service-Oriented and Cloud Computing (ESOCC 2025), Program Chair, 2025
- 16th ACM/SPEC International Conference on Performance Engineering (ICPE 2025), Program Chair, 2025
- 22nd International Conference on Service Oriented Computing (ICSOC 2024), Program Chair, 2024
- International Workshop on Scalable Compute Continuum (WSCC 2024) auf der 50th International European Conference on Parallel and Distributed Computing (Euro-Par 2024), Program Chair, 2024
- 18th Symposium and Summer School On Service-Oriented Computing (SummerSoC 2024), Program Chair, 2024
- 50th Euromicro Conference Series on Software Engineering and Advanced Applications (SEAA), Program Chair, 2024
- 8th International Conference on Fog and Edge Computing (ICFEC 2024), Program Chair, 2024
- 12th IEEE International Conference on Cloud Engineering (IC2E 2024), PC Co-Chair, 2024
- 10th European Conference on Service-Oriented and Cloud Computing (ESOCC 2023), Session Chair “Edge Computing”, 2023
- 7th International Conference on Fog and Edge Computing (ICFEC 2023), Program Chair, 2023
- 11th IEEE International Conference on Cloud Engineering (IC2E 2023), General Chair, 2023
- 4th IEEE International Conference on Decentralized Applications and Infrastructures (DAPPS 2022), General Chair
- 6th International Conference on Fog and Edge Computing (ICFEC 2022), Program Chair
- The 22nd IEEE/ACM International Symposium on Cluster, Cloud and Internet Computing (CCGRID 2022), Session Chair "Security, privacy, trust and resilience", 2022
- Crosschain Workshop 2022 at IEEE International Conference on Blockchain and Cryptocurrency (ICBC 2022), Program Chair
- 3rd IEEE International Conference on Decentralized Applications and Infrastructures (DAPPS 2021), General Chair
- 21st IEEE/ACM International Symposium on Cluster, Cloud and Internet Computing (CCGRID 2021), Publicity Co-Chair
- The Conference on Networked Systems (Netsys'21), Session Chair "Hot Topics in Distributed Systems", 2021
- 2nd IEEE International Conference on Decentralized Applications and Infrastructures (DAPPS 2020), PC Chair
- 11th International Conference on Ambient Systems, Networks and Technologies (ANT-2020), Track Chair “Service Oriented Computing for Systems & Applications”
- 2. KuVS-Fachgespräch Fog Computing (FGFC 2020), Co-Chair
- 20th IEEE/ACM International Symposium on Cluster, Cloud and Internet Computing (CCGRID 2020), Publicity Co-Chair
- IEEE International Conference on Decentralized Applications and Infrastructures (DAPPCON 2019), PC Chair
- 17th International Conference on Business Process Management (BPM 2019) Demo Co-Chair
- Workshop on Fog Computing and the IoT (Fog-IoT 2019), co-located with CPS-IoT Week 2019, Publicity Chair
- 38th IEEE International Conference on Distributed Computing Systems (ICDCS 2018), Publicity Chair
- 22th IEEE International Enterprise Distributed Object Computing Conference (EDOC 2018) Demo Co-Chair
- 1. KuVS-Fachgespräch Fog Computing (FGFC 2018), Co-Chair
- Sixth European Conference on Service-Oriented and Cloud Computing (ESOCC 2017), PC Co-Chair and Session Chair “Microservices & Containers”
- Fifth European Conference on Service-Oriented and Cloud Computing (ESOCC 2016), Local Chair & Workshop Chair
- 20th IEEE International Enterprise Distributed Object Computing Conference (EDOC 2016), Demo Co-Chair and Session Chair “Enterprise Computing in the Context of Networked Business Paradigms” (Keynote)
- The 2016 International Conference on High Performance Computing & Simulation (HPCS 2016), Special Session on Service Computing and Internet Technologies, Special Session Organizer
- 14th International Conference on Service Oriented Computing (ICSOC 2016), Session Chair “Service Recommendation II”
- First International Workshop on Cyber-Physical Production Systems (CPPS 2016) at CPSWeek 2016, PC Chair
- 8th Central European Workshop on Services and their Composition (ZEUS 2016), Local Chair
- 3rd International Workshop On Business Process Management Above And Below The Clouds (BPMC15) at the 13th International Conference on Business Process Management (BPM 2015), Member of the Organization Committee
- 10th International Conference on Evaluation of Novel Approaches to Software Engineering (ENASE 2015), Area Co-Chair for the “Service Science and Business Information Systems” track
- 2nd International Workshop on Business Process Management in the Cloud (BPMC14) at the 12th International Conference on Business Process Management (BPM 2014)], Member of the Organization Committee
- International Workshop on Emerging Topics in Business Process Management (BPMC13) at the 11th International Conference on Business Process Management (BPM 2013), Member of the Organization Committee
- Annual International Contest S3 on Semantic Service Selection - Retrieval Performance Evaluation of Matchmakers for Semantic Web Services, Member of the Organization Committee
- 10th International Conference on Service Oriented Computing (ICSOC 2012), Session Chair “Service Engineering 2”
- Annual Meeting of the German Gesellschaft für Informatik 2011, Workshop IT-Governance in verteilten Systemen (GVS) (IT-Governance in Distributed Systems), Workshop Chair
- Annual Meeting of the German Gesellschaft für Informatik 2010, Workshop IT-Governance in verteilten Systemen (GVS) (IT-Governance in Distributed Systems), Workshop Chair
- Annual Meeting of the German Gesellschaft für Informatik 2009, Workshop IT-Governance in verteilten Systemen (GVS) (IT-Governance in Distributed Systems), Workshop Chair
- IEEE International Conference on Digital Ecosystems and Technologies (DEST 2009), Track “Governance in Large Heterogeneous IT Systems”, Track Chair