[9] Following his golden boot win at the 2023 Pacific Games, Orobulu was expected to join Ba of the Fiji Premier League during the winter 2024 transfer window.

[12] In July 2023, while top scorer in the S-League, Orobulu was called up to the Solomon Islands national team for the first time for a training camp.

[13] The following October, head coach Felipe Vega-Arango named Orobulu as one of three new players in the senior squad that would take part in the 2023 MSG Prime Minister's Cup in New Caledonia as a preparation for the 2023 Pacific Games.

[14] Orobulu made his debut in the opening match of the tournament, an eventual 3–1 victory over Papua New Guinea on 8 October.

Orobulu's two goals in the championship match were not enough as the Solomon Islands drew 2–2 in regulation before falling on penalties.