Lewis attended JSerra Catholic High School in San Juan Capistrano, California.

As a junior, he was the Los Angeles Times high school baseball player of the year after hitting .429 with four home runs.

[6] He was named California's Baseball Gatorade Player of the Year in 2017 after batting .377 with four home runs and 25 stolen bases as a senior.

He finished 2017 with a combined .279 batting average, four home runs, 27 RBIs, and 18 stolen bases in 54 games between both clubs.

[12] On July 14, 2018, Lewis was promoted to the Fort Myers Miracle of the High-A Florida State League.

[14] Lewis ended his stint in Fort Myers batting .255 with five home runs and 21 RBIs in 46 games.

[15] Following the 2018 season, Lewis was named to the Midwest League postseason all-star team along with teammate Alex Kirilloff.

On May 13, Lewis hit his first career home run, a grand slam off of Cleveland Guardians reliever Bryan Shaw.

He became the second player in Twins history to hit a grand slam for his first career home run, joining Danny Valencia.

[38] On Opening Day of the 2024 season, Lewis strained a quadriceps, and went on the injured list on March 30.