adrian yulianto@ichiyoujiIndonesiaFollow BadgesProblem SolvingDays of CodeDays of JSRuby CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Ruby (Basic)VerifiedskillCertificate: Ruby (Intermediate)VerifiedskillWork Experienceichiyouji has not updated employment details yet.Educationichiyouji has not updated education details yet.