Jaehyun @keepcosmosFollow BadgesProblem SolvingDays of Code CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experiencekeepcosmos has not updated employment details yet.Educationkeepcosmos has not updated education details yet.LinksPortfoliohttp://www.jaehyunshin.me Skillskeepcosmos has not updated skills details yet.