Klaus Mattis@Klaus_mattisGermanyFollowAboutEducationLudwig-Maximilians-Universität München, Munich BadgesProblem SolvingCPPJavaPythonDays of CodeSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork ExperienceKlaus_mattis has not updated employment details yet.EducationLudwig-Maximilians-Universität München, Munich