Woestendick won the inaugural International Junior Championships held at the site of the famed BNP Paribas Open in
Indian Wells in March 2023 defeating Oliver Bonding, Keegan Rice and Roy Horovitz on his route to the title. Woestendick also had good results on
ITF junior circuit. He won the Traralgon Junior International doubles competition alongside compatriot
Maxwell Exsted in January 2024. The pair reached the final of the junior doubles at the
2024 Australian Open with a three-set win over the top seeds
Federico Cinà and
Rei Sakamoto. In the final they overcame Viktor Frydrych and Petr Brunclik to win the title. As a result, Woestendick reached an
ITF combined ranking of No. 12 on 12 February 2024. ==Professional career==