pe roon@peroonFollow BadgesProblem SolvingCPPPythonDays of Code CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork ExperienceSoftware EngineerNullPointer•  April 2017 - April 2020Free nowEducationKyushu UniversityLinksPortfoliohttp://peroon.hatenablog.com/ Skillsperoon has not updated skills details yet.