Feige began his legal career as a staff attorney at the Criminal Defense Division of the Legal Aid Society, and held positions at the Civilian Complaint Review Board of New York City and the Neighborhood Defender Service of Harlem, before becoming, in 1997, one of the founding members of The Bronx Defenders. In 1999 Feige was promoted to Trial Chief. In March 2001, he filed the first motion for a double-blind sequential line up in "People v. Leo Franco", spawning a series of legal challenges to eyewitness identification procedures around the country.