He is on the books of Real Union and wears shirt number 8. His main role on the pitch is Midfield. He measures 183cm in height and weighs 70kg. His stronger foot is Right. His estimated market valuation currently stands at 150K €.

His latest transfer saw him join Real Union from Real Aviles via on 2025-07-09.

Over 16 appearances in the Spanish Segunda División RFEF 2025-2026, Javi Mecerreyes contributed 0 goals and 0 assists, completed 0 key passes from 0 total passes, and posted a passing accuracy of -.