Mariusz Kowalczyk

Mariusz Kowalczyk has a background in IT consultancy and project management, with a focus on software and database solutions for various companies. Currently working as a Senior Engineer / Biz Ops at Mastercard, Mariusz previously held positions at Polska Telefonia Cyfrowa, POLKOMTEL S.A., and T-Mobile Polska. Their expertise includes project management, process optimization, business analyses, software project management, and collaboration with external vendors.