Denker spent the entire 2004 season with the Ogden Raptors, with whom he hit .311 with 12 home runs and 43 RBI in 57 games. In 2005, he split time between the Columbus Catfish and Vero Beach Dodgers, combining to hit .281 with 23 home runs and 77 RBI in 132 games. He split time again between the two teams in 2006, hitting .247 with 16 home runs and 70 RBI in 129 games. He also walked 89 times and struck out 73 times.
San Francisco Giants
He spent most of the 2007 season with the Inland Empire 66ers until the Dodgers traded him to the Giants on August 25, 2007, as the PTBNL from a trade for Mark Sweeney on August 9, 2007. Denker finished the season playing for the Giants High-A affiliate, the San Jose Giants and helped lead them to the California League championship. For the year, Denker hit .300 with 11 home runs and 66 RBI in 118 games.
After spending the rest of the 2008 season in the minor leagues, Denker was claimed off waivers by the San Diego Padres.[1] He appeared in only one game for the Double–A San Antonio Missions.
Boston Red Sox
On April 14, 2009, the Boston Red Sox claimed Denker off waivers from the Padres.[2] He appeared in 117 games for the Pawtucket Red Sox, hitting .238.
In 2011, he was in 55 games for the Rancho Cucamonga Quakes and 66 for the Lookouts. Combined he hit .274 with 25 home runs and 81 RBI. In 2012, he continued with the Lookouts, appearing in 64 games and hitting only .228. He was released on July 27.
He led the American Association in home runs while with the Laredo Lemurs.
Arizona Diamondbacks
On June 11, 2016, Denker signed a minor league contract with the Arizona Diamondbacks organization. He played in 68 games for the Double–A Mobile BayBears, hitting .303/.416/.555 with 13 home runs and 36 RBI. Denker elected free agency following the season on November 7.[3]
On November 22, 2016, Denker signed a new minor league contract with the Diamondbacks.[4] Denker spent the 2017 season with the Double–A Jackson Generals, logging a .296/.399/.468 batting line with 7 home runs and 28 RBI. He elected free agency following the season on November 6, 2017.[5]
Coaching career
In 2024, Denker was hired to serve as the hitting coach of the Reno Aces, the Triple–A affiliate of the Arizona Diamondbacks.
On December 13, 2024, Denker was named on to the Diamondbacks's major league coaching staff as their assistant hitting coach.[6]