Marcin Kosek@mak200Follow BadgesProblem SolvingJavaSql CertificationsCertificate: SQL (Basic)VerifiedskillCertificate: SQL (Intermediate)VerifiedskillWork Experiencemak200 has not updated employment details yet.Educationmak200 has not updated education details yet.Linksmak200 has not updated links details yet. Skillsmak200 has not updated skills details yet.