After finishing his junior season in college, Azubuike declared himself eligible for the 2005 NBA draft, eventually going undrafted that year. Azubuike then played for the Fort Worth Flyers of the NBA Development League, leading the league in scoring during the 2006–07 season and eventually being called up to play for the Golden State Warriors.
After completing his junior year at college, Azubuike chose to enter the 2005 NBA draft, but was unsuccessful. He then played for the Fort Worth Flyers of the NBA Development League in the 2006–07 season, where he achieved success and eventually got a chance with the Golden State Warriors.