Dest: “I had to choose between the Barça & Bayern, it wasn't easy.

Former Ajax Star completed the summer move to Barcelona after battling between Bayern for his signature

 Dest: “I had to choose between the Barça & Bayern, it wasn't easy. But Barça is the club of my dreams. I saw a lot of opportunities. New reinforcements were being made, Koeman wanted me, so I thought they had a good plan with me”

On October 1, 2020, Dest agreed a transfer to Barcelona for an initial €21 million fee plus a further €5 million in variables. He signed a five-year contract with the club with a buyout clause set at €400 million.

Dest made his debut for Barcelona on October 4, coming on as a 75th-minute substitute for Jordi Alba in a 1–1 draw against Sevilla.[10] With the appearance, Dest became the first American to appear for Barcelona in La Liga.

On October 20, he accomplished another historic milestone, becoming the first American to play for Barcelona in a UEFA Champions League match.

Dest played for the youth academy of Almere City until 2012 when he moved to the Ajax youth academy. Initially a forward, he progressed through the ranks of the club until making the switch to a full-back.

Dest made his debut for Jong Ajax on October 15, 2018, in a 2–1 loss against Jong PSV. Dest impressed over the course of the 2018–19 season, making 18 appearances in the Dutch Eerste Divisie and tallying one goal and two assists.

He also scored one goal and provided one assist in seven appearances in the prestigious UEFA Youth League.

On July 27, 2019, Dest made his debut for the Ajax first team in an official game, when he started the 2019 Johan Cruyff Shield match, a derby against PSV Eindhoven.