Reviewing

• IEEE Access, IEEE New York, ISSN: 2169-3536.
• Journal of Real-Time Image Processing, Springer Berlin Heidelberg, ISSN: 1861-8200.
• Financial Innovation, Springer Open, ISSN: 2199-4730.
• 1st Hellenic Postgraduate Students Meeting: Postgraduate Studies and Research in Education, Florina, Greece, 2005/09/30 - 2005/10/02.
• 6th Hellenic Conference with International Participation: Information and Communication Technologies in Education, Limassol, Cyprus, 2008/09/25 - 2008/09/28.
• Workshop on Technology Enhanced Learning, held in conjunction with the 7th Balkan Conference in Informatics, Craiova, Romania, 2015/09/02 - 2015/09/04.
• 19th Panhellenic Conference on Informatics, Athens, Greece, 2015/10/01 - 2015/10/03.
• 20th Panhellenic Conference on Informatics, Patras, Greece, 2016/11/10 - 2016/11/12.
• 8th Balkan Conference in Informatics, Skopje, 2017/09/20 - 2017/09/23.
• International University Competition on Entrepreneurship and Innovation (Ennovation), 2010 until now, https://ennovation.gr.
• 23rd Panhellenic Conference on Informatics, Nicosia, Cyprus, 2019/11/28 - 2019/11/30.
• 24th Panhellenic Conference on Informatics, Athens, Greece, 2020/11/20 - 2020/11/22.