Andrzej Grupiński is an accomplished UX professional with extensive experience in mobile application design and development. Currently serving as Lead UX mobile at PKO Bank Polski since June 2021, Andrzej manages the UX strategy for the bank's mobile applications. Previous roles include Senior UX Designer at Santander Bank Polska, where responsibilities included enhancing payment systems for mobile platforms, and Senior UX mobile designer at OLX, overseeing mobile strategy and design for multiple markets. Additionally, Andrzej has owned and managed Hello there, providing comprehensive marketing and UX services since 2008. Contributions to the field also include positions as a Senior UX Consultant at Prime Force Group and Guest Lecturer at Uniwersytet im. Adama Mickiewicza w Poznaniu. Andrzej's educational background features an Engineer's degree in Informatics from Poznan University of Technology.