Xiao Li@raymond_gnuPrincipal Software Engineer @ OracleUnited StatesFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork Experienceraymond_gnu has not updated employment details yet.Educationraymond_gnu has not updated education details yet.