Lingsong Zeng@lz1199Software Intern at FacebookFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experiencesoftware engineerFacebook• 2016 - 2016EducationNew York University (NYU), New YorkLinkslz1199 has not updated links details yet. Skillslz1199 has not updated skills details yet.