Jacnier is a Puerto Rican actor, singer, and writer. At an early age, he began his career as a musical theatre performer. Later, Jacnier made his television debut as a series regular on Puerto Rico's Public Broadcasting Channel. He is best known for his role in Gina Yei (2023)" and made his supporting film debut in Honey Don't! directed by Ethan Coen and written by Tricia Cooke.