Reviewer for Bioinformatics, BMC Bioinformatics, Briefings in Bioinformatics, Nucleic Acids Research (NAR), Nature Reviews Genetics, Trends in Biotechnology, Genome Biology, IEEE Transactions on Computational Biology and Bioinformatics (TCCB), Journal on Bioinformatics and Computational Biology (JBCB), OMICS, BMC Systems Biology, Journal on Biomedical Semantics, BMC Cancer
Reviewer for SIGMOD Record, VLDB Journal, Web Semantics Journal, Information Systems, Journal of Cooperative information Systems (IJCIS), ACM Transactions on Database Systems (TODS), IEEE Transactions on Knowledge and Data Engineering (TKDE), Journal of Web Semantics (JWS), IT-Forschung und Entwicklung
Reviewer for Deutsche Forschungsgemeinschaft (DFG), Schweizer Nationalfonds (SNF), German-Israeli Foundation for Scientific Research (GIF), Dutch Science Council (DSC), Alexander-von-Humboldt Foundation (AvH), Deutscher Akademischer Austauschdienst (DAAD)
ASIIN Fachgutachter for accreditation of computer science study programs