Kateryna Koval has extensive experience in software development, particularly as a Python Developer and Team Lead. Currently serving as Team Lead at WePlay Studios since April 2018 and as a Patron at KOLO since April 2022, Kateryna has managed projects involving Facebook API and Marketing API, developed systems to prevent budget overspending in campaigns, and improved various platform features. Previous roles include Python Developer at Genesis Tech and Prom.ua, where Kateryna contributed to high-load projects and implemented new features. Kateryna holds a Master's degree in Computer Systems and Networks from the National Technical University of Ukraine and a Master's degree in Software Engineering from Budapest University of Technology and Economics, alongside a Bachelor's degree in Computer Engineering from the same Ukrainian institution.