Aclimbing specialist, Paret-Peintre turned professional withAG2R Citroën Team in 2022, and took his first victory the following year at the2024 Giro d'Italia, winning stage 10 from the breakaway.[5] After moving toSoudal–Quick-Step for the 2025 season, he won theMuscat Classic and a stage of the2025 Tour of Oman, finishing second overall while securing both the points and young rider classifications. Later that year, he became the first Frenchman in 23 years to win onMont Ventoux at the2025 Tour de France, taking stage 16 and delivering the race's first French stage win.
Born inAnnemasse,Haute-Savoie, Paret-Peintre grew up in a cycling family; his father Olivier has served as president of Vélo Club Annemasse, and his siblingsAurélien and Maéva also raced. He began competing at around six years old and later rode for VC Annemasse at junior level.[6][7][8]
As a junior, Paret-Peintre competed for VC Annemasse and theVan Rysel–AG2R La Mondiale development teams. In 2018, he won the Tour du Pays d'Olliergues and was runner-up at theClassique des Alpes Juniors; that spring he earned France U19 selection and debuted at theTour du Pays de Vaud.[9][10]
In 2019, Paret-Peintre won the Classique des Alpes Juniors and took the Auvergne–Rhône–Alpes regional junior road title atSauvain, although crashes in July and August curtailed the second half of his season.[11][12][13][14]
Paret-Peintre turned professional in 2022 withAG2R Citroën Team. In 2024, he took his first pro win on stage 10 of theGiro d'Italia from the breakaway.[17]
In May, he claimed his first professional victory by winning stage 10 of the2024 Giro d'Italia, soloing to the line ahead ofRomain Bardet andJan Tratnik.[24] Later that season, he made his debut at theVuelta a España, finishing 45th overall while supporting O'Connor, who placed second on the general classification.[25]
On 25 September 2024, it was announced that Paret-Peintre would leave Decathlon–AG2R La Mondiale at the end of the season to joinSoudal Quick-Step on a contract through 2026.[26] In the team's announcement he described Quick-Step as a "legendary team" whose history of victories inParis–Roubaix and theTour of Flanders had inspired him, adding that he aimed to become a strong climbing domestique and target top-ten finishes in week-long stage races.[26]
Paret-Peintre began his 2025 season in Oman, finishing sixth at theMuscat Classic in the winner's time.[27] At the2025 Tour of Oman, riding as team leader, he won the decisive final stage toJebel Akhdar and placed second overall, six seconds behindAdam Yates. He also won the points and young rider classifications.[28][29][30]