Mariusz S@marians91FranceFollow BadgesProblem SolvingCPPJavaPythonSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: SQL (Basic)VerifiedskillCertificate: SQL (Intermediate)VerifiedskillCertificate: SQL (Advanced)VerifiedskillWork Experiencemarians91 has not updated employment details yet.Educationmarians91 has not updated education details yet.