Julius currently trains six days per week, with multiple sessions each day combining tennis and physical conditioning. He competes in both Germany and the Netherlands, participating in club competitions in spring and summer, and plays as many tournaments as possible, totaling around 25 this year. 

Since 2021, Julius has focused full-time on tennis. His ranking trajectory includes a Dutch singles career high of 33 (October 2024) and a current singles ranking of 38, with a doubles career high of 41 (January 2024). Internationally, he has ITF junior and Futures experience, achieving his first ATP doubles point in July 2025 at the M25 in The Hague. 

Some of his tournament highlights are:
Singles:
– 2× National Ranking Tournament Winner
– 1× National Ranking Tournament Runner-up
– 2× French Ranking Tournament Winner
– 1× French Ranking Tournament Runner-up

Doubles:
– 3× National Ranking Tournament Winner (consecutive)
– 6× National Ranking Tournament Runner-up
– 2× Dutch Junior National Championships Runner-up

Some of his best results based on UTR are: 
– 6-2 6-1 win over Amadatus Admiraal (UTR 12.24)
– 6-2 1-6 6-3 win over Jurriaan Bol (UTR 12.76)
– 7-5 6-3 win over Justas Trainauskas (UTR 12.43)

Julius is looking for a competitive college tennis program in the United States where he can continue to challenge himself against top-level opponents and further develop his all-court game. He is eager to contribute to a team environment while pushing his individual performance to the next level.