Mark Sheehan@mark_sheehan_ukCTO at StackBadgerUnited KingdomFollowAboutCurrentMark Sheehan Consulting BadgesProblem SolvingCPPJavaPythonDays of JS CertificationsCertificate: Python (Basic)VerifiedskillWork Experiencemark_sheehan_uk has not updated employment details yet.Educationmark_sheehan_uk has not updated education details yet.