Our Team
Alexandros Melidis

Alexandros Melidis studied Political Science and Public Administration (International European Studies) at the University of Athens and Mass Communications (MA) at the University of Leicester, UK. He is an active member of the open government movement in Greece and is interested in the use of open technologies and standards in digital public participation.

Elena Barka
Office&Communications Manager

Elena Barka holds a BA in Sociology from University of Crete and a MA in Film Studies from University of Sussex, Brighton, UK. She joined the GFOSS team in January 2019.

Marialena Belitsi
Office & Project Coordinator

Marialena Belitsi holds a BA in Marketing & Communication from Athens University of Economics, a MA in Tourism Marketing, and she is currently studying Digital Communication Media and Interaction Environments in National and Kapodistrian University of Athens. She joined the GFOSS team in January 2022.

Kostas Papadimas
Content / Community Manager

Kostas Papadimas (pkst) is the Content and Community Manager of GFOSS since 2015. He holds a degree in Communication and Cultural Studies and he is an active open source contributor since 2001.

Konstantinos Papadimitriou
Web Developer

Konstantinos Papadimitriou has been professionally involved in web development for more than 15 years, utilizing open technologies that he has passed on to new users. He is a graduate of Agricultural Technologicy of Technological Educational Institute of Crete. He is interested in quality assurance and process optimization. He works at GFOSS from January 2019.

Sotiris Andreakis
Systems Administrator

Sotiris Andreakis studied in the Department of Computer Science at the University of Thessaly. He is trained to manage Linux systems and VMs. He is using shell script, Ansible, Nginx, PHP, MariaDB and docker containers. He joined the Greek Free Open Source Software organization on August 2022.

Nina Giallousi
Data Product Developer

Nina Giallousi has a degree in Psychology from Panteion University and she is a PhD candidate in Experimental Social Psychology in the same Department. She holds a Master’s in Cognitive Science from the National Kapodistrian University of Athens, and she has been trained in Data Science. She uses Python, R, Git, Bash, SQL and more tools. She is interested in open data and reproducible methods. She joined the GFOSS Team in January 2023.

Despina Mitropoulou
Director (2015-2021) & Project coordinator (2010-2015)

Despina Mitropoulou received her BSc (Hons) in Digital Media from the University of Portsmouth and her MSc in Child-Computer Interaction from the University of Central Lancashire.