For more information, you can check my CV here.


August 2008 – June 2013: PhD in Computer Science
Faculty of Electrical Engineering and Computer ScienceLeibniz University of Hanover
Supervisors: Prof. Wolfgang Nejdl, Prof. Themis Palpanas
Grade: Ausgezeichnet (excellent)

September 2002 – October 2007: 5-year Diploma in Electrical and Computer Engineering
School of Electrical and Computer Engineering , National Technical University of Athens
Major: Software and Computer Systems, Minor: Computer Networks and Robotics
Grade: 9.0/10 (excellent)

Working Experience

June 2017 – present: Internal Auditor of Information Systems at PPC S.A. (ΔΕΗ Α.Ε.), Research Fellow at the Department of Informatics and Telecommunications, University of Athens

February 2015 – May 2017: Postdoctoral Researcher at the Department of Informatics and Telecommunications, University of Athens

November 2013 – January 2015: Postdoctoral Researcher at the Institute for the Management of Information Systems, Research Center “Athena”

January 2013 – October 2013: Database Administrator at the Greek Army IT Support Center

December 2010 – July 2012: Research Associate at the School of Electrical and Computer EngineeringNational Technical University of Athens

August 2008 – November 2010: Research Associate at the L3S Research Center

February 2008 – July 2008: Developer at the Institute of Informatics and TelecommunicationsNational Center for Scientific Research “Demokritos”

October 2007 – December 2007: Internship at the Technical University of Berlin


January 2019 – present: ExtremeEarth, European RIA project, Horizon 2020

February 2015 – May 2017: BigDataEurope, European CSA project, Horizon 2020

November 2013 – January 2015: LODGOV and EICOS, Greek National Projects

December 2010 – July 2012: SocIoS, European STReP project, 7th EU Framework

July 2010 – November 2010: LivingKnowledge, European FET project, 7th EU Framework

August 2008 – June 2010: OKKAM, European IP project, 7th EU Framework


Journal Reviewer: IEEE TKDE, ACM JDIQACM TKDD, ACM TOIS, ACM TWEB, Information Systems, DKE, DAPD, IPM, FGCS, WWWJ, JASISTData Science and Engineering, Big Data Research, Information Fusion, IJAIT

Conference Reviewer: VLDB’20VLDB’19, KDD’19 (external), VLDB’17, ESWC’17 (external), VLDB’14 (external)


2016:  Marie Sklodowska-Curie Actions Seal of Excellence for the proposal ERABILD (Entity Resolution FrAmework for BIg Linked Data).

2011ACM Hypertext Douglas Engelbart Best Paper Award for the paper “Beyond the usual suspects: context-aware revisitation support”.

Academic Experience

Phd Thesis Advisor:

Master Thesis Supervisor:
  • Efi Karra Taniskidou, University of Athens, “Representation Models for Recommendations in Social Media”, March 2016 – September 2016 (thesis)

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