Stefan Frutig@stibuSenior Software EngineerSwitzerlandFollow BadgesProblem SolvingCPPDays of CodeDays ofStatistics CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillWork Experiencestibu has not updated employment details yet.Educationstibu has not updated education details yet.