Kostas Athanassiou

Kostas Athanassiou is a Senior Product Owner in Tax Technology Solutions at EY Luxembourg, where they currently lead product initiatives. Prior to this role, they worked as a Solutions Architect at Mitsis Group, developing applications that enhanced operational efficiency. Kostas has also served as a Business Intelligence Analyst at Mitsis Hotels, where they implemented Power BI and developed applications for payroll reporting. They hold a Master’s degree in Computer Science from the University of Bath and a Bachelor's degree in Banking and Finance from the University of Piraeus.