Marcin Kaleta is a graduate in computer science from the Cracow University of Technology.  In 2010, he joined Comarch as a programmer in telecommunications projects. In 2015, he took on the role of Solution Manager, building BSS solutions for clients in Europe and North and Latin America. From 2016 to 2018, he was responsible for the DevOps and Managed Services aspects of corporate banking projects in the Finance, Banking and Insurance (FBU) sector.

From 2018 to 2023, Marcin Kaleta was Director of Innovation of the Comarch Group and Director of the Central Competence Teams. In 2020, he took over the Egeria Business Unit in the APUS sector in parallel. From 2021, he chaired the Cyber Security Council at Comarch. In 2023, he became Director of the Telecommunications Sector.