Constantinos Kouloumbris has a strong background in the technology industry, with over 20 years of experience. Constantinos is currently working as a Principal Security Engineer at Booking.com since January 2018. Prior to that, they worked at Rentalcars.com from 2014 to 2018, holding various roles including Principal Security Engineer and Principal Software Engineer. Constantinos also served as a Senior Software Developer at Rentalcars.com from 2014 to 2015.
Before joining Rentalcars.com, Constantinos worked at Cablenet Communication Systems Ltd as a Software Developer from 2009 to 2014. Constantinos also worked at ACNielsen as a Software Deployment Specialist from 2008 to 2009 and at OTEnet Telecom as a Software Developer and Customer Service Advisor from 2006 to 2008.
Early in their career, Constantinos worked at Cyprus Telecommunication Authority as a Customer Service Advisor from 2002 to 2004, and at Cyber Kids as a Computer Teacher from 2001 to 2002.
Overall, Constantinos Kouloumbris has a diverse range of experience in software development, security engineering, and customer service.
Constantinos Kouloumbris completed their education at The University of Sheffield from 2004 to 2006. The degree name and field of study for this educational stint are not provided. Prior to attending the university, they attended Dassoupoli Lyceum from 1995 to 1999, although the degree name and field of study for this period are also not mentioned. Additionally, in terms of certifications, they obtained the Swimlane Certified SOAR User certification from Swimlane in January 2020. In November 2016, they achieved the Certified ScrumMaster® (CSM®) certification from Scrum Alliance.
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