Mark Yen@markcyenFollow BadgesRuby Certificationsmarkcyen has not earned any certificates yet. Work Experiencemarkcyen has not updated employment details yet.Educationmarkcyen has not updated education details yet.LinksGithubhttps://github.com/markcyenPortfoliohttps://www.linkedin.com/in/markcyen/ Skillsmarkcyen has not updated skills details yet.