Helena K.

Helena K. is a data professional with extensive experience in various roles across multiple companies. Currently serving as a Data Scientist, Analytics III at OpenX since February 2023, Helena has previously held positions such as Product & User Data Analyst at Ringier Axel Springer Polska and Senior Data Scientist at NielsenIQ. Helena's background includes significant roles at STS Gaming Group as a Senior Data Analyst and BI Team Leader, as well as data analysis responsibilities at Hemmersbach, where duties included data modeling and report generation using Power BI and SQL. Earlier experience includes working as a Data Conversion Specialist at Aon Hewitt and as an intern in Information Security at UBS. Helena began a career in finance as a Fund Accountant at State Street after graduating with a Licencjat in Applied Mathematics from Jagiellonian University in 2014.