Alexander Andrushenko@andrush_alexGermanyFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork Experienceandrush_alex has not updated employment details yet.Educationandrush_alex has not updated education details yet.