Maciej Stanek@maciejstanekPolandFollow BadgesProblem SolvingCPPSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillCertificate: SQL (Basic)VerifiedskillCertificate: SQL (Intermediate)VerifiedskillWork Experiencemaciejstanek has not updated employment details yet.Educationmaciejstanek has not updated education details yet.