Maciej W@maciewarPolandFollow BadgesProblem SolvingPythonDays ofStatisticsSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: SQL (Basic)VerifiedskillCertificate: SQL (Intermediate)VerifiedskillWork Experiencemaciewar has not updated employment details yet.Educationmaciewar has not updated education details yet.