[4] In 2022, Hansson won the Junior Golf World Cup individually and finished third with the team, behind Canada and host Japan.

He beat his friend and classmate Didrik Ringvall Bengtsson, 2 and 1, in the final to win the 95th Boys Amateur Championship at Carnoustie Golf Links, Scotland.

[9] In March 2023, he lost the final of the Spanish International Amateur Championship to Nicola Gerhardsen of Switzerland, 1 up.

In April, he won the European Nations Cup – Copa Sotogrande in a playoff against John Gough of England, joining past champions of the event such as Padraig Harrington, Sergio García, Francesco Molinari, Shane Lowry and Rory McIlroy.

[12] Hansson was part of the Swedish team, winning the 2024 European Amateur Team Championship in Italy, before enrolling at Georgia Tech in fall of 2024 to start playing for the Georgia Tech Yellow Jackets.