Владимир Семашко@tier_by-BelarusFollow BadgesProblem SolvingJavaPythonDays of CodeDays ofStatisticsSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Java (Basic)VerifiedskillCertificate: SQL (Basic)VerifiedskillWork Experiencetier_by has not updated employment details yet.Educationtier_by has not updated education details yet.