Stelios Lelis

Position: Chief Data & Risk Officer

Stelios joined Optasia in 2016 as the Big Data and Analytics Director and became the Chief Data and Risk Officer in 2018.  
 
Stelios has more than 20 years of experience in building and guiding the development of result-driven algorithms and machine learning solutions in various application fields. This experience has been incorporated or lies at the core of many of Optasia’s innovative products and services.  
 
Prior to joining Optasia, Stelios was a Research and Development Specialist at MobileMedia, one of the pioneer companies in mobile marketing, between 2011 and 2015.  
He holds a Ph.D. in Informatics from the University of Manchester in the United Kingdom, a Master of Science degree in Computer Science and a Bachelor of Science degree in Mathematics from the University of Crete. 

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