Mark Allen@markhallenSoftware Engineer at the UNFollow BadgesPythonRuby CertificationsCertificate: Ruby (Basic)VerifiedskillCertificate: Ruby (Intermediate)VerifiedskillWork ExperienceSoftware EngineerUnited Nations•  February 2014 - PresentEducationUniversity of UlsterComputer Science, BS•  September 1998 - June 2003LinksLinkedinhttps://www.linkedin.com/in/mhallenPortfoliohttp://www.markallenit.com Skillsmarkhallen has not updated skills details yet.