[13] Sponevik competed at the 2022 junior Norwegian championship in Kabelvåg, during which he took home every possible gold medal; All-Around, apparatus finals, and the team competition.

[16][17] In August of 2022, Sponevik competed in the 2022 European Men's Artistic Gymnastics Championships in Munich, Germany.

Whilst competing in the all-around competition, Sponevik qualified for the vault final,[18] during which he won a silver medal with an average score of 14.316.

[20] Sponevik competed at the 2023 FIG world challenge cup in Varna, Bulgaria alongside teammates Sofus Heggemsnes and Jacob Karlsen.

It was a strong competition for the Norwegian team, as Heggemsnes won the first world cup gold in Norwegian history in the high bar final, while the 18-year-old Sponevik won his first world cup medal as a first-year senior.