Reuben has a varied professional design portfolio, which includes scenic and projection designs for theatre, and exhibit design for museums. His theatre design-work has been seen onstage at the Indiana Repertory Theatre, Denver Center Theatre Company, National Theatre Conservatory, Theatre Aspen, Indiana Festival Theatre, Rocky Mountain Repertory Theatre, Curious Theatre Company, and other companies. Reuben is the head of the graduate scenic design program at Indiana University in Bloomington. Before Indiana University, he was a Chicago-based freelance associate scenic and exhibit designer on museum and theatre projects at various national companies. Additionally, he served as the resident scenic design associate at the Denver Center Theatre Company for four years. Reuben received his M.F.A. from the University of Illinois at Urbana-Champaign and is a member of United Scenic Artists Local 829.