On February 17, 2007, Smith hit a game winning 35 footer at the buzzer. After the February 17 game, Crean gave credit to Jerry, saying that he "made a tough shot." Smith said he was speechless and that "I never dreamed about this."
Prior to college, Smith played AAU basketball for DTA of Milwaukee and the Playground Warriors. He helped the first of the two to a 2nd-place finish in the national tournament.
Smith was called up by the New Jersey Nets from the Springfield Armor on March 16, 2012.[3] He made his NBA debut with 5 points in 20 minutes against Orlando. He returned to the Armor on March 26, 2012.[4]
On August 6, 2018, he joined Ifaistos Limnou of the Greek Basket League.[10] On August 7, 2019, Smith renewed his contract with the Greek club for another season. On August 19, 2020, Smith moved to fellow Greek Basket League club Larisa.[11] On August 3, 2021, Smith signed with Greek Basket League finalists Lavrio.[12] He averaged 8.4 points, 1.6 rebounds, and 1.2 assists per game.
In the summer of 2017, Smith played in The Basketball Tournament on ESPN for Team Challenge ALS. He competed for the $2 million prize in 2017, and for Team Challenge ALS, he averaged 9.2 points per game, also shooting 83 percent from the free-throw line. Smith helped take the sixth-seeded Team Challenge ALS to the Championship Game of the tournament, where they lost in a close game to Overseas Elite 86–83.[15]
In TBT 2018, Smith averaged 2.8 points per game and one steal per game for Team Challenge ALS. They reached the West Regional Championship Game before losing to eventual tournament runner-up Eberlein Drive.