Hayes-Stoker, 42, joins the 49ers after spending the previous five seasons (2016-20) as the wide receivers coach at the University of Illinois.
Prior to his time at Illinois, Hayes-Stoker spent two years (2014-15) with the Tampa Bay Buccaneers as the team's wide receivers coach. He joined the Buccaneers after spending the 2013 season as the running backs coach at Florida International University. Before his season at FIU, Hayes-Stoker spent seven years with the Chicago Bears as an offensive assistant (2006-09) and assistant wide receivers coach (2010-12). He began his coaching career at Texas A&M University as an offensive quality control graduate assistant in 2005 after spending the previous season (2004) as a recruiting assistant at TCU.