Devon graduated from Missouri Southern State University with a Bachelor of Science degree in criminal justice administration. While attending Missouri Southern, Devon was a member of Alpha Phi Sigma, a national criminal justice honor society.
Devon attended the University of Missouri-Kansas City where he received his Juris Doctorate, Magna Cum Laude, in 2007, graduating in the top 5% of his class. While attending law school, Devon was a member of UMKC Law Review, and was a recipient of the Catherine N. & Clinton T. Paddock Scholarship for Excellence.
In 2007, Devon was admitted to the Missouri Bar and to the U.S. District Court for the Western District of Missouri. He joined Aaron Sachs and Associates in 2014.