Grzegorz Pietrzkiewicz@grzesqSoftware DeveloperUnited KingdomFollow BadgesProblem SolvingCPPDays of Code CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: C# (Basic)VerifiedskillWork Experiencegrzesq has not updated employment details yet.Educationgrzesq has not updated education details yet.