Leif Grosswiler@leifgFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillWork Experienceleifg has not updated employment details yet.Educationleifg has not updated education details yet.Linksleifg has not updated links details yet. Skillsleifg has not updated skills details yet.