Sergii Tomusiak@stomusyakUkraineFollow BadgesProblem SolvingDays ofStatisticsSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork Experiencestomusyak has not updated employment details yet.Educationstomusyak has not updated education details yet.