정재윤 @wodbs135Android EngineerFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experiencewodbs135 has not updated employment details yet.Educationwodbs135 has not updated education details yet.Linkswodbs135 has not updated links details yet. Skillswodbs135 has not updated skills details yet.