He then played college basketball with the LSU Tigers, staying for 4 years and reaching the NCAA Tournament Final Four in 2006.

After going undrafted in the 2006 NBA draft, Mitchell started a professional career in Europe with Turkish team Galatasaray.

[3] In his junior year he averaged 21 points, 3 rebounds, 5 assists and 2.4 steals per game,[4] and he was named Class 4A MVP;[4] he was also a first-team all-district selection, and the St. Martinville Tigers reached the quarterfinals of 4A state tournament,[4] where they lost to Woodlawn High School in the final seconds of the game.

[9] Mitchell was recruited by several major NCAA Division I programs such as Arkansas, Houston, LSU, NC State, Oklahoma and Virginia, among others.

[1] On February 4, 2004, in a game against Tennessee, Mitchel scored a career-high 22 points shooting 6/9 on three-pointers, and added 8 assists.

[1] Again Mitchell was the top three-point shooter on the team, taking more shots at 5.5 attempts per game, and scoring them at a 41.9% rate.

[11] Coach Brady named Mitchell a full-time starter in his junior season, and the guard started all of the 30 games LSU played that year.

[1] After a 18-point game on January 12 against South Carolina, Mitchell scored a new career high with 32 against Ohio State three days later.

Mitchell ended the season as the third best scorer on the team (tied with Antonio Hudson and behind Glen Davis and Brandon Bass) with 13.1 points per game.

[1] After beating Duke and Texas, LSU lost to UCLA on April 1, with Mitchell scoring 8 points in 36 minutes.

For the following season he signed for Khimik of the Ukrainian Basketball SuperLeague, and he appeared in 25 games, averaging 17.7 points and 5.4 assists, with a 3-point field goal percentage of 42.4%.

He then left Ukraine in March 2014 and signed for Pieno žvaigždės in Lithuania: he had a brief stint with the team (6 games in the LKL and 2 in the playoffs).

In 2016 Mitchell joined German side Oettinger Rockets: he played the first season in the ProA, the second level of German basketball (9.1 points, 3.2 assists) and the second season in the Basketball Bundesliga (11 games, 7.3 points, 3.3 assists per game).