Lisa Xie@lxie_gerFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experiencelxie_ger has not updated employment details yet.Educationlxie_ger has not updated education details yet.Linkslxie_ger has not updated links details yet. Skillslxie_ger has not updated skills details yet.