Yao Wang@tim_wangyaoSoftware EngineerChinaFollowAboutCurrentFormer @thenetcircle BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Java (Basic)VerifiedskillCertificate: JavaScript (Basic)VerifiedskillCertificate: React (Basic)VerifiedskillWork Experiencetim_wangyao has not updated employment details yet.Educationtim_wangyao has not updated education details yet.