While at St. Lucy's, Nuveman-Deniz lettered in softball, basketball, volleyball and also served as student body president.

[7][8] Nuveman-Deniz led the Bruins with new school records for home runs, RBIs, walks and slugging percentage.

She also was just the second player in conference history to garner the Triple Crown for the best average, RBI and home run totals.

In defeating the Arizona State Sun Devils on April 11, Nuveman-Deniz walked 4 times for her single-game best.

Nuveman-Deniz made her third appearance in the WCWS championship on May 28 but eventually lost to Jennie Finch and the Arizona Wildcats.

[citation needed] For a final time, Nuveman-Deniz earned all-season honors and added a newly awarded USA Softball Collegiate Player of the Year to her collection.

Nuveman would claim her third conference Player of The Year award to match fellow Bruin Lisa Fernandez and is the third overall to do it.

With a perfect day at the plate (3/3) in defeating the Long Beach State 49ers on February 23, Nuveman-Deniz drove in her 200th career RBI.

[6] Nuveman-Deniz finished her college career in ownership of school records in batting average, RBIs, home runs, hits, doubles, walks (including intentional), slugging and on-base percentage.

After struggling at the plate, hitting a combined .171, Team USA faced the threat of elimination in a doubleheader on September 25.

Nuveman-Deniz hit a three-run homer in the bottom of the 10th inning to defeat China in a crucial game to get a shot at medaling.

The Americans eventually went on to claim gold vs. previously undefeated Japan on September 26; Nuveman-Deniz mustered the only hit to bring the tying run across the plate.

Nuveman-Deniz had two hits in the gold medal game, including a solo home run for a 5–1 victory on August 23.

After the Olympics, she relocated her family to join the San Diego State Aztecs program, eventually moving to Assistant Head Coach's position in 2011.

[29] That same year, Nuveman-Deniz was selected as an Assistant Coach for Team USA, which saw them take the World Cup and Pan American Games titles.

[30] In 2018, Stacey took the Head coaching job for the Chicago Bandits of the National Pro Fastpitch league.

Nuveman-Deniz calls as good a game as any, scouting the opposing team's batters and working with her pitchers, a list which list includes Lisa Fernandez, Michele Smith, Lori Harrigan, Christa Williams, Cat Osterman, Jennie Finch, Amanda Freed, Monica Abbott, Keira Goerl and Courtney Dale.

Stacey has also worked broadcasts at her alma mater, UCLA and the Women's College World Series.

She has declined offers at multiple Pac 12 schools to stay in San Diego and remain in Southern California.