Jan Jakubowski@HeroJJFollow BadgesProblem SolvingCPPDays of CodeRuby CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Java (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: C# (Basic)VerifiedskillWork ExperienceHeroJJ has not updated employment details yet.EducationV Liceum Ogólnokształcące w Bielsku-BiałejLinksPortfoliohttps://herojj.vercel.app/ SkillsHeroJJ has not updated skills details yet.