Mariusz Sołtysiak is an accomplished Staff Software Engineer at SumUp since June 2017, with a strong focus on enhancing project reliability, observability, and maintainability. Mariusz has actively participated in defining company standards and best practices, contributing to architectural evolution and mentoring team members. Previously held roles include Senior Software Engineer and Team Lead, where responsibilities included leading a team, conducting technical interviews, and improving legacy project architectures. Before SumUp, Mariusz worked as a Full Stack Engineer at IT4Biznes, implementing ERP systems for the dental industry, and as a Freelance Full-stack Developer, creating tailored solutions for the Internet radio industry. Mariusz holds a Master of Engineering degree in Information Technology from Wrocław University of Science and Technology.
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