Vaki attended Liberty High School in Brentwood, California. In Vaki's high school career he played on both sides of the ball. On offense he rushed for 401 yards and seven touchdowns, while also bringing in 107 receptions for 2,203 yards and 32 touchdowns. On defense he notched 142 tackles with one being for a loss, five interceptions, four fumble recoveries, two forced fumbles, and two defensive touchdowns, Vaki also returned a kickoff for a touchdown.[1] Vaki committed to play college football at the University of Utah.[2][3]
College career
In Vaki's true freshman season in 2022 he totalled 41 tackles with 3.5 going for a loss, three pass deflections, and a forced fumble.[4]
In week one of the 2023 season, he recorded his first career interception versus the Florida Gators.[5] In week seven, Vaki had a breakout game where he played both ways of the ball as he rushed 15 times for 158 yards and two touchdown to help the Utes beat California.[6] In the following week, he rushed nine times for 68 yards, while also hauling in five receptions for 149 yards and two touchdowns, while also notching two tackles and having the best coverage grade on the Utes, as helped them upset USC 34-32.[7] The rest of the season, the Utes formulated a plan to use Vaki more on offense.[8][9]
As a sophomore, Vaki finished the season with 51 tackles, 8.5 tackles for a loss, two sacks and two interceptions on defense. On offense he had 317 yards rushing (7.5 yards per carry) and two rushing touchdowns. As well as 11 receptions for 203 yards and three receiving touchdowns. He was voted to the first-team All-Pac-12 team twice in 2023, both as a safety and a special teams/all-purpose player.[10] Following the 2023 season, Vaki declared for the 2024 NFL draft after playing two seasons of college football, as he went on a three year mission trip following his high school graduation.[11]