David Rozowsky@rozowskySouth AfricaFollow BadgesProblem SolvingJavaSqlRuby CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Ruby (Basic)VerifiedskillCertificate: Ruby (Intermediate)VerifiedskillWork Experiencerozowsky has not updated employment details yet.Educationrozowsky has not updated education details yet.