Baker attended Benedictine High School in Cleveland, Ohio. He originally committed to the University of Florida to play college football but changed his commitment to The Ohio State University.  
Baker played at Ohio State from 2015 to 2017.   After his junior season in 2017, he decided to forgo his senior year and enter the 2018 NFL Draft.   During his career, he had 159 tackles, seven sacks and two interceptions.