Paulino won bronze medals as a member of the national relay teams at the 2018 Central American and Caribbean Games (4×100 m relay) and 2021 World Relays (4×400 m mixed). She competed in the 200 meters at the 2019 World Championships reaching the semi-finals. She holds Dominican Republic records in the 200 m, 400 m, as well as the 4×400 m relay and mixed 4×400 m relay.