Curriculum Vitae

13.01.2011 - 12.01.2017Research assistant at the Distributed Systems Group of the University of Bamberg
31.12.2010Diploma in Information Systems. Thesis topic: "Monitoring ebXML BPSS Choreographies"
01.10.2005 - 31.12.2010Diploma Studies in Information Systems at the University of Bamberg

Publications

Dietz, L. W., Lichtenthäler, R., Tornhill, A., Harrer, S.Code Process Metrics in University Programming Education
Proceedings of the 2nd Workshop on Innovative Software Engineering Education, Stuttgart, Germany, February 19, 2019.

Harrer, S., Lenhard, J., Dietz, L. W.: Java by Comparison: Become a Java Craftsman in 70 Examples
Pragmatic Bookshelf, 1. Ausgabe, April 2018, ISBN 978-1-68050-287-9

Dietz, L. W., Manner, J., Harrer, S., Lenhard, J.Teaching Clean Code
Proceedings of the 1st Workshop on Innovative Software Engineering Education, Ulm, Germany, March 05 - March 09, 2018.

Ferme, V.; Lenhard, J.; Harrer, S.; Geiger, M.; Pautasso, C.:  Workflow Management Systems Benchmarking: Unfulfilled Expectations and Lessons Learned
Proceedings of the 39th International Conference on Software Engineering (ICSE), Poster Track, Buenos Aires, Argentina, May 20-28, 2017

Geiger, M.; Harrer, S.; Lenhard, J.; Wirtz G.: On the Evolution of BPMN 2.0 Support and Implementation
Proceedings of the 10th IEEE International Symposium on Service-Oriented System Engineering (SOSE), Oxford, UK, March 29 – April 1, 2016

Geiger, M.; Harrer, S.; Lenhard, J.:Process Engine Benchmarking with Betsy - Current Status and Future Directions
Proceedings of the 8th Central-European Workshop on Services and their Composition (ZEUS), Vienna, Austria,
January 27-28, 2016

Harrer, S.; Geiger, M.; Preißinger, C. A.; Bimamisa, D.; Schuberth, S. J. A.; Wirtz, G.: Improving the Static Analysis Conformance of BPEL Engines with BPELlint
Proceedings of the 9 th IEEE International Symposium on Service-Oriented System Engineering (SOSE), San Francisco Bay, CA, USA, March 30 – April 3 2015. IEEE.

Geiger, M.; Harrer, S.; Lenhard, J.; Casar, M.; Vorndran A.; Wirtz, G.: BPMN Conformance in Open Source Engines
Proceedings of the 9 th IEEE International Symposium on Service-Oriented System Engineering (SOSE), San Francisco Bay, CA, USA, March 30 – April 3 2015. IEEE.

Harrer, S.; Wirtz, G.; Nizamic, F., Lazovik, A.: Towards a Robustness Evaluation Framework for BPEL Engines
Proceedings of the 7th IEEE International Conference on Service-Oriented Computing and Applications (SOCA'14), Matsue, Japan, November 17-19, 2014

Harrer, S.; Preißinger C.; Wirtz, G.: BPEL Conformance in Open Source Engines: The Case of Static Analysis
Proceedings of the 7th IEEE International Conference on Service-Oriented Computing and Applications (SOCA'14), Matsue, Japan, November 17-19, 2014

Harrer, S.: Process Engine Selection Support
Proceedings of On the Move to Meaningful Internet Systems: OTM 2014 Workshops, Amantea, Italy, Oct 27-31, 2014, Springer

Harrer S.; Lenhard J.; Wirtz G.; van Lessen T.: Towards Uniform BPEL Engine Management in the Cloud
Proceedings des CloudCycle14 Workshops auf der 44. Jahrestagung der Gesellschaft für Informatik e.V. (GI), Stuttgart, Germany, Gesellschaft für Informatik e.V. (GI), September, 2014

Röck, C.; Harrer, S.; Wirtz, G.: Performance Benchmarking of BPEL Engines: A Comparison Framework, Status Quo Evaluation and Challenges
Proceedings of the 26th International Conference on Software Engineering and Knowledge Engineering (SEKE'2014), Vancouver, Canada, Knowledge Systems Institute, July 1 - 3, 2014

Röck, C.; Harrer, S.: Testing BPEL Engine Performace: A Survey
Bamberger Beiträge zur Wirtschaftsinformatik und Angewandten Informatik Nr. 93, Otto-Friedrich-Universität Bamberg, Mai 2014, ISSN 0937-3349

Harrer S.; Röck C.; Wirtz G.: Automated and Isolated Tests for Complex Middleware Products: The Case of BPEL Engines
Proceedings of the 7th IEEE  International Conference on Software Testing, Verification and Validation Workshops (ICSTW 2014), Testing Tools Track, Cleveland, OH, USA, March 30 – April 4, 2014

Preißinger C.; Harrer S.; Schuberth S.; Bimamisa D.; Wirtz G.: Towards Standard Conformant BPEL Engines: The Case of Static Analysis
Proceedings of the 6th Central-European Workshop on Services and their
Composition (ZEUS), Potsdam, Germany, February 20 - 21, 2014

Lenhard J.,Harrer S., Wirtz G.: Measuring the Installability of Service Orchestrations Using the SQuaRE Method
Proceedings of the 6th IEEE International Conference on Service-Oriented Computing and Applications (SOCA'13), Kauai, Hawaii, USA, December 16 - 18, 2013.
Awarded Best Conference Paper

Harrer S., Lenhard J., Wirtz G.: Open Source versus Proprietary Software in Service-Orientation: The Case of BPEL Engines
Proceedings of the 11th International Conference on Service Oriented Computing (ICSOC '13), Berlin, Germany, December 2 - 5, 2013.

Harrer S., Lenhard J., Wirtz G.: BPEL Conformance in Open Source Engines
Proceedings of the 5th IEEE International Conference on Service-Oriented Computing and Applications (SOCA'12), Taipei, Taiwan, December 17-19, 2012

Harrer, S., Schönberger A., Wirtz G.: A Model-Driven Approach for Monitoring ebBP BusinessTransactions
Proceedings of the 7th IEEE World Congress on Services 2011(SERVICES2011), Washington, D.C., USA, 2011
(2nd Place in the IEEE 2011 Services Cup Competition)

Schönberger A., Benker T., Fritzemeier S., Geiger M., Harrer S., Kessner T., Schwalb J., Wirtz G., QoS-Enabled Business-to Business Integration Using ebBP to Ws-BPEL Translations.
Proceedings of the IEEE SCC 2009 International Conference on Services Computing, 21.-25. September 2009, Bangalore, India

Technical Reports

Röck, C.; Harrer, S.: Testing BPEL Engine Performace: A Survey
Bamberger Beiträge zur Wirtschaftsinformatik und Angewandten Informatik Nr. 93, Otto-Friedrich-Universität Bamberg, Mai 2014, ISSN 0937-3349

Harrer, S., Lenhard, J.: Betsy - A BPEL Engine Test System
Bamberger Beiträge zur Wirtschaftsinformatik und Angewandten Informatik Nr. 90, Bamberg University, July 2012. ISSN 0937-3349

Benker T., Fritzemeier S., Geiger M., Harrer S., Kessner T., Schwalb J., Schönberger A., Wirtz G., QoS-Enabled B2B Integration
Otto-Friedrich-Universität Bamberg, Bamberger Beiträge zur Wirtschaftsinformatik und Angewandten Informatik Nr. 80, May 2009