Bill Zhu@bill_zsj95Software Engineer at Freelancer.com LtdFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experiencebill_zsj95 has not updated employment details yet.Educationbill_zsj95 has not updated education details yet.LinksLinkedinhttps://www.linkedin.com/in/sijun-zhu/ Skillsbill_zsj95 has not updated skills details yet.