[24] Maeder is also a three-time youth world sailing champion in consecutive years from 2021 to 2023[25] and won various open championships across Europe, Asia and Pan America.

[30][22] Maeder's achievements began when he won his first competitive tournament in the Formula Kite Asian Championships at Zhuhai in 2018.

[32] On 20 September 2021, Maeder achieved his highest IKA - Formula Kite men's ranking of World No.1.

[26] In his second appearance at the Formula Kite World Championships, he finished as runner-up to Slovenia's Toni Vodišek.

[35][36] In 2023, Maeder began his new season by winning the World Cup Series held on the Spanish island of Mallorca.

[37] In July, he achieved a significant milestone by capturing his third consecutive Formula Kite Youth World Championships victory.

[39] This accomplishment came as he defeated his rival, Toni Vodišek, and set a new record as the youngest winner in any Olympic sailing class competition, all at the age of 16.

[41] He followed this success with victories at the World Cup Series[42] and the Semaine Olympique Française De Voile.

[61][62] He has appeared in the brand's "Trust Your Spark" campaign in 2024,[63] and took part in private and public engagement sessions hosted by DBS.

[67] His family has a long association with water sports: His uncle Lorenz Mäder is a marine biologist who also is the founder of the conservationist dive resort Wakatobi in Southern Sulawesi, Indonesia.

[74] His brother Karl Maeder is also a kitefoiler who is representing Switzerland and is on the Swiss Youth Kite Sailing team.

[76] In 2024, he was granted a deferment from his National Service (NS) obligations where he could continue to train and compete until after the 2028 Summer Olympics.