Vosarogo worked as a lawyer and civil servant, including as legal manager for the land Transport Authority.

In 2011 he represented former Fiji Land Force Commander, Brigadier General Pita Driti, in his trial for sedition and mutiny.

[4] In May 2019 he represented Fiji Trades Union Congress secretary Felix Anthony after he was detained by police for attempting to organise a protest march against job cuts.

[10] During the 2018 Fijian general election he acted as lawyer for the Social Democratic Liberal Party (SODELPA).

[18] During the election campaign he criticised the salaries paid to top public servants, such as land transport Authority CEO Samuel Charles Simpson,[1] claiming that the FijiFirst government was paying a "different brain rate" for non-Fijians.