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Mario Kelemen is an experienced Senior Software Engineer with a strong background in software development, currently serving at GoodGrind since June 2022. Prior to this role, Mario held the same position at NEVIS Security AG from January 2020 to May 2022 and at AdNovum from October 2011 to December 2019. Mario holds a Bachelor's degree in Computer Science from Eötvös Loránd University.