Jonah started as a writers assistant for the "The Andy Milonakis Show." The job was a disaster, but he got notice for his creative contributions to the writing staff which led to him getting fired from his office post and immediately re-hired as a writer for season 2.
After "Milonakis", he wrote and performed for Showtime's sketch-comedy pilot "The Offensive Show." Since then, Jonah has been making a name for himself on the hot alternative comedy scene of LA, becoming a frequent sketch and stand-up performer at the Upright Citizens Brigade Theater, as well as being a recurring sketch performer for several Comedy Central shows ("Crossballs", "Last Laugh") and for "Jimmy Kimmel Live." Fans of Jonah's include Bart Coleman of Comedy Central, and comedy geniuses like Laura Kightlinger and Sarah Silverman, who cast Jonah in the pilot for her upcoming Comedy Central series, "The Sarah Silverman Show.