He is on the books of Club Sportivo 2 de Mayo and wears shirt number 7. His main role on the pitch is Forward. He measures 172cm in height and weighs 72kg. His estimated market valuation currently stands at 275K €.

His latest transfer saw him join Club Sportivo 2 de Mayo from Tacuary via on 2023-12-31.

During the Paraguayan Primera Division 2026 campaign, E. Alfonso made 6 appearances, scoring 1 goals and adding 0 assists. He averaged 0.2 goals per match from 5 shots, with 2 on target.