Alfin H@AlfinHFollow BadgesProblem SolvingCPPJavaDays of JSRuby CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork ExperienceAlfinH has not updated employment details yet.Educationpoliteknik caltex riauLinksAlfinH has not updated links details yet. SkillsAlfinH has not updated skills details yet.