At age 30, he transformed his fitness routine. It helped him launch his dream career in real estate.

Dustin Chaveleh transformed his fitness with a combination of shorter, simpler workouts, more full-body exercises, and smart dieting. Carolyn Fong for BI For his 30th birthday, Dustin Chaveleh wanted to get in the best shape of his life. Late last year, the San Francisco resident was newly single and looking for a change. He had been spending long hours at a desk, building his career in tech roles at companies like Bloomberg and Goldman Sachs. His real dream job, though, was real estate, so…