Vodišek was born on 7 June 2000 in Izola, Slovenia.[1] His father was also a kitesurfer, described as one of the "pioneers" of the sport in Slovenia.[2] His father had attempted to make the 2012 Summer Olympics when kitesurfing was in consideration for the games, but his career ended due to injury.[3] Vodišek's first experience in the sport came at age six, and by age nine he started competing in competitions, in the freestyle discipline.[1] He later changed to kite racing.[1] He recalled that when his father was injured and "couldn't continue ... The equipment was in the garage and he said, 'now you do it.'"[3]
In 2015, at the age of 15, Vodišek was the European and world junior runner-up and qualified for the 2015 ISAF Sailing World Cup, where he reached the finals of the Formula Kite event.[4] Then, from 2016 to 2018, he won three straight European and world junior championships; he also competed in senior competitions, placing sixth at the 2017 world championships and seventh at the 2018 World Cup.[1][5] Vodišek was selected to represent Slovenia at the 2018 Summer Youth Olympics, where he won a silver medal and was the Slovenian flagbearer.[5][6]
Vodišek won silver in Formula Kite at the 2019 senior European championships, the first-ever medal for Slovenia at the event.[7] He also won three World Series competitions that year.[3] In 2020, he competed with his sister, Marina, at the European mixed team championship, placing 10th.[8] He won one World Series title during the 2021 season.[1] He won the European championship and later his first World Championship in 2022.[3][9]
Vodišek was runner-up at the World Championships in 2023, which qualified him for the 2024 Summer Olympics, the first time Formula Kite was featured at the games.[3][10][11] He was named the 2023 Slovenian Sailor of the Year.[12] He reached the finals of the 2024 World Championships.[13] At the Olympics, he reached the finals and ultimately won the silver medal, behind Valentin Bontus of Austria.[6][14] He served as the flagbearer for Slovenia at the closing Olympic ceremony.[12]