Jingfei Yang@jingfeiSoftware EngineerFollow BadgesProblem SolvingCPPDays of JS Certificationsjingfei has not earned any certificates yet. Work Experiencejingfei has not updated employment details yet.EducationNational Cheng Kung UniversityLinksLinkedinhttps://www.linkedin.com/in/jingfeiyang/ Skillsjingfei has not updated skills details yet.