Kun Cheng@goldfinger_allenDeveloperFollow BadgesProblem SolvingJava CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experiencegoldfinger_allen has not updated employment details yet.Educationgoldfinger_allen has not updated education details yet.LinksGithubhttps://github.com/GoldenFinger Skillsgoldfinger_allen has not updated skills details yet.