Josua has achieved an array of qualifications in the fields of commerce and law, which include a Bachelor of Commerce with Honours (BCom Hons) from the University of Port Elizabeth (UPE), a Master of Commerce (MComm) from the University of Stellenbosch (US), a BProc from the University of South Africa (UNISA), a Bachelor of Laws (LLB) from UNISA, and a Business Development Programme (BDP) from the University of Stellenbosch (US). He holds the position of Director and has Right of Appearance in the High Court. His professional experience and qualifications encompass all facets of criminal litigation, and positions him as a knowledgeable and capable professional in the legal field.