Stoica started his senior career at hometown club Gloria Buzău, and went on to represent Astra Ploiești, Steaua București and Petrolul Ploiești in his country.

Between 2000 and 2006, Stoica earned eight caps and scored one goal for Romania at senior level.

In 2013, Stoica was appointed manager of lower league club Viitorul Buzău.

Stoica's son, Ianis, is also a professional footballer.

He followed in his father's footsteps by playing for Steaua București—now named FCSB—and Petrolul Ploiești.