Wilfried Wissmann@wilfried_wissma1GermanyFollowAboutCurrentRheinbahn AG BadgesProblem SolvingCPPJavaDays of CodeDays ofStatisticsSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork ExperienceRheinbahn AGEducationwilfried_wissma1 has not updated education details yet.