Toan K Le-Vu@ktoan2904VietnamFollow BadgesProblem SolvingDays of JSSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: SQL (Basic)VerifiedskillWork Experiencektoan2904 has not updated employment details yet.Educationktoan2904 has not updated education details yet.