Ying-Chieh Lan@andrewylanSoftware DeveloperUnited StatesFollow BadgesProblem SolvingJavaDays of CodeDays ofStatistics CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork Experienceandrewylan has not updated employment details yet.Educationandrewylan has not updated education details yet.