Andrey Grigoryev@grandvicUkraineFollowAboutCurrentDonetsk National UniversityEducationDonetsk National University, Donetsk BadgesProblem SolvingPythonDays of CodeDays ofStatisticsSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experiencesamsung electronicsDonetsk National UniversityEducationDonetsk National University, Donetsk