Cody D. Miller holds an A.A.S. in History and Political Science from Rowan College of South Jersey, a B.A. and an M.P.A. in Political Science from Rutgers University–Camden. He began his career in higher education, serving as Director of Foundation and Alumni Relations at Rowan College of South Jersey. Miller has demonstrated leadership in local governance, having been selected to fill a Monroe Township Council Ward 2 seat in 2019 and subsequently elected in the November 2019 general election. He has also served on the board of education of the Monroe Township Public Schools.

Cody D. Miller's political philosophy is marked by a distinctive blend of local governance focus and progressive education advocacy. His tenure on the Monroe Township Council and board of education highlights a commitment to community-specific issues. Miller's legislative record reveals an unexpected convergence with opposing factions on environmental regulations, indicating a calculated approach to balancing regional industrial interests. His rhetorical style emphasizes local solutions while navigating broader policy debates, making him a compelling figure for those intrigued by nuanced policy stances.