Chufan Xiao@seansio1995United StatesFollowAboutEducationCarnegie Mellon University, Silicon Valley BadgesProblem SolvingCPPJavaPythonDays of CodeDays of JSDays ofStatisticsSqlRuby CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Java (Basic)VerifiedskillCertificate: Python (Basic)VerifiedskillCertificate: Python (Intermediate)VerifiedskillCertificate: Java (Intermediate)VerifiedskillCertificate: C++ (Basic)VerifiedskillWork Experienceseansio1995 has not updated employment details yet.EducationCarnegie Mellon University, Silicon Valley