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.
Following his junior year at college, Azubuike decided to pursue an opportunity in the 2005 NBA draft, but ultimately didn't get selected. He then played for the Fort Worth Flyers of the NBA Development League during the 2006–07 season, where he demonstrated his skills and eventually earned a spot with the Golden State Warriors.