Kostas Kolivas@kwstaskolivasSoftware EngineerGreeceFollow BadgesProblem SolvingCPPPythonSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Java (Basic)VerifiedskillCertificate: Java (Intermediate)VerifiedskillCertificate: C++ (Basic)VerifiedskillWork Experiencekwstaskolivas has not updated employment details yet.Educationkwstaskolivas has not updated education details yet.