Wynder signed a USL Academy contract with USL Championship side Louisville City in February 2021.[2] On June 3, 2021, Wynder signed a professional deal with the club.[3]
On June 8, 2023, Wynder joined Portuguese club Benfica for a fee of $1.2 million and add-ons, the largest transfer fee to date for a USL player. He was initially assigned to the B team, which will play in Liga Portugal 2.[4]
International career
In April 2022, Wynder was selected for the 33-player USYNT U-19 squad. The then 17-year old Wynder captained the side in his debut win over England.[5]
Wynder played in four of the five United States games in the 2023 FIFA U-20 World Cup. The U.S. exited the tournament in the quarterfinals with a 0–2 loss against Uruguay, with Wynder scoring an own goal in the match.[6]
In April 2023, Wynder was selected in the 23-man roster for the men's national team friendly against Mexico, which ended in a 1–1 draw. He did not feature in the game itself.[7]