He is on the books of Real Esteli and wears shirt number 2. His main role on the pitch is Defender. He measures 172cm in height and weighs 52kg. His estimated market valuation currently stands at 125K €.

Across the Nicaragua Liga Primera 2026, F. Vallecillo appeared in 11 matches and averaged 0 tackles, 0 interceptions, 0 clearances, and 0 blocked shots per game.