David Chang@dchang16Follow BadgesProblem Solving Certificationsdchang16 has not earned any certificates yet. Work Experiencedchang16 has not updated employment details yet.EducationUniversity of Waterloo, WaterlooLinksLinkedinhttps://www.linkedin.com/profile/public-profile-settings?trk=prof-edit-edit-public_profile Skillsdchang16 has not updated skills details yet.