john jiang@gjljyhjxqFollow BadgesProblem Solving CertificationsCertificate: SQL (Basic)VerifiedskillCertificate: C# (Basic)VerifiedskillWork Experiencegjljyhjxq has not updated employment details yet.EducationUniversity of AdelaideLinksgjljyhjxq has not updated links details yet. Skillsgjljyhjxq has not updated skills details yet.