| Season | Team | Competition | MP | G | A | Rating | ||
|---|---|---|---|---|---|---|---|---|
| 2026 | Maldonado | Liga AUF Uruguaya | 9 | 1 | 0 | 0 | 0 | – |
| 2025 | La Serena | Liga de Primera | 8 | 1 | 0 | 1 | 0 | 6.8 |
| 2024/2025 | Club Tijuana | Liga MX | 5 | 0 | 0 | 0 | 1 | 6.4 |
| 2024/2025 | Dorados de Sinaloa | Liga de Expansion MX | 19 | 3 | 0 | 3 | 0 | – |
| 2023/2024 | Levski Sofia | Parva liga | 2 | 0 | 0 | 0 | 0 | 6.6 |
| 2023 | Atenas | Segunda Division | 1 | 1 | 0 | 0 | 0 | – |
| 2023 | Boston River | Primera Division | 2 | 0 | 0 | 0 | 0 | – |
| 2021 | Montevideo City | Primera Division | 14 | 0 | 0 | 3 | 0 | – |
| 2020 | River Plate | Primera Division | 2 | 0 | 0 | 2 | 0 | – |
| 2019 | River Plate | Primera Division | 19 | 0 | 0 | 6 | 2 | – |
| 2018 | River Plate | Primera Division | 1 | 0 | 0 | 0 | 0 | – |
| Total | 82 | 6 | 0 | 15 | 3 | – | ||
| Date | From | To | Type | |
|---|---|---|---|---|
| - | La Serena | Maldonado | Free agent | |
| 08 Aug 2025 | Club Tijuana | La Serena | Free agent | |
| 02 Sept 2025 | Dorados de Sinaloa | Club Tijuana | Transfer | |
| - | Levski Sofia | Dorados de Sinaloa | Free agent | |
| 02 Jan 2024 | Atenas | Levski Sofia | Free agent | |
| - | Boston River | Atenas | Free agent | |
| - | Heerenveen | Boston River | Free agent | |
| - | Atenas | Heerenveen | Return from loan | |
| 02 Aug 2022 | Heerenveen | Atenas | Loan | |
| - | Montevideo City | Heerenveen | Return from loan | |
| 03 Apr 2021 | Heerenveen | Montevideo City | Loan | |
| 08 Jun 2020 | River Plate | Heerenveen | Transfer | |
| 01 Jan 2018 | Defensor Sp. | River Plate | Free agent |
J. Fernandez career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.