From 2009 to 2011, he was a regular on the television series Drop Dead Diva in the role of guardian angel Fred. Feldman left the series at the start of the fourth season, although he made occasional appearances. In April 2012, he joined the cast of AMC's Mad Men as a regular, playing the character Michael Ginsberg. Since 2014, Feldman has appeared as the recurring character Ron LaFlamme on HBO's Silicon Valley and, since 2015, he has appeared as main character Jonah in the NBC sitcom Superstore.
Feldman lives in Los Angeles, California, and is co-owner of a wine label called Angelica Cellars. In 2012, Feldman became engaged to Michelle Mulitz. They were married on October 12, 2013, at Smokey Glen Farm in Gaithersburg, Maryland. In June 2017, it was announced that they are expecting their first child.
