Chiu begins his first season with the Ducks and ninth in professional baseball. The first baseman began his professional career by playing three seasons (2017-19) in the Los Angeles Dodgers organization and two years (2021-22) in the Miami Marlins system, reaching as high as Double-A. In 394 games combined, he posted a .742 OPS with 46 home runs, 177 RBIs, 205 runs, 303 hits, 67 doubles, nine triples, 131 walks and 25 stolen bases.  Defensively, the Novato, Calif., native primarily played first base, accruing a .992 fielding percentage.

The 29-year-old spent time over the past three seasons in the American Association while also playing with Tigres de Quintana Roo of the Mexican League in 2024. He was named an All-Star in 2025, combining to bat .267 with 15 homers, 70 RBIs, 69 runs, 96 hits, 21 doubles, one triple and an .809 OPS over 99 games with the Fargo-Moorhead Redhawks and Kane County Cougars. The College of Marin alum also led Kane County to their second consecutive league championship, hitting .309 with four RBIs, seven runs, 17 hits and six doubles in 13 postseason games. Chiu was originally selected by the Dodgers in the 15th round of the 2017 amateur draft.