Harshaa regularly appears in the District Court and Youth Court as a Crown prosecutor and has experience appearing in the High Court. She provides advice and acts for government bodies in professional disciplinary work. While at the firm, Harshaa has been on secondment to the Teaching Council of Aotearoa New Zealand, the Police Prosecutions Service, and to the Ministry of Business, Employment and Innovation, drafting its response to the Royal Commission of Enquiry (COVID-19 Lessons Learned).