Hải Nguyễn@langtucongnghe24Software EngineerViet NamFollow BadgesProblem SolvingJava CertificationsCertificate: Java (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Rest API (Intermediate)VerifiedskillWork Experiencelangtucongnghe24 has not updated employment details yet.Educationlangtucongnghe24 has not updated education details yet.