He is on the books of Guairena and wears shirt number 2. His main role on the pitch is Defender. He measures 188cm in height and weighs 82kg. His stronger foot is Right.

Across the Paraguayan Division Intermedia 2024, J. Paiz appeared in 1 matches and averaged 0 tackles, 0 interceptions, 0 clearances, and 0 blocked shots per game.