Pei He@yoyohe612Software Engineer in TestFollow BadgesProblem SolvingJavaPythonSql Certificationsyoyohe612 has not earned any certificates yet. Work Experienceyoyohe612 has not updated employment details yet.EducationHelsinki University of TechnologyLinksLinkedinhttps://www.linkedin.com/in/pei-he-5818491b Skillsyoyohe612 has not updated skills details yet.