Michał Zięba@m_ziebaPolandFollow BadgesProblem SolvingSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillCertificate: SQL (Basic)VerifiedskillWork Experiencem_zieba has not updated employment details yet.Educationm_zieba has not updated education details yet.