He plays primarily as a Midfield. He stands at 178cm tall and weighs 70kg. His current market value is estimated at 100K .

His most recent move was a from Cucuta Deportivo to Free player on 2026-01-01.

Across 4 appearances in the Categoría Primera A 2025, J. Díaz registered 0 goals and 0 assists, while completing 2 key passes out of 52 total passes with a passing accuracy of 10.5.