David David@davidleonasdSoftware DeveloperIndonesiaFollow BadgesProblem SolvingDays of Code CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Java (Basic)VerifiedskillWork Experiencedavidleonasd has not updated employment details yet.Educationdavidleonasd has not updated education details yet.