He is currently a Law Lecturer at the GIMPA Law School. He is also the Managing Consultant for Human Solutions Consulting, a private human rights, law and development firm. He is also a Consultant to the Commission on Human Rights and Administrative Justice, Ghana on human rights. He has held positions as an assistant State Attorney for national service at the office of the Attorney General and Minister of Justice, Ghana. He worked in private legal practice with Binewoatsor and Associates, a private law firm in Accra. Between June 2003 and Dec. 2010, he was the Legal Officer, Director of Legal Services, Associate Executive Director and Executive Director of the Legal Resources Centre (LRC), Ghana, a non-governmental organization. He led the LRC to promote and strengthen parliamentary processes in Ghana through the preparation of Civic Input into bills, Tracking of Bills and Regulations, Research and Collaboration and the Partial Support to Private Member Bills.
In 2009, Mr. Amuzu was one of three Consultants for the United Nations Development Programme (UNDP), Ghana, evaluating the access to justice projects executed by the Commission on Human Rights and Administrative Justice (CHRAJ), the Legal Aid Scheme, the Judicial Service, the Prisons Service and the Office of the Attorney General and Minister of Justice. Mr. Amuzu also served as a Consultant to United Nations Office on Drugs and Crime (UNODC) in 2006 and the International Labour Organisation (ILO) on human rights and human trafficking issues in 2005. He has led several legal teams to pursue human rights cases in courts in Ghana. In 2008, he served as legal counsel for over 630 Liberian Refugee women and children arrested by the Ministry of Interior in Ghana. He has led both in and out of court advocacy to respect voting rights of Ghanaian prisoners. He has represented clients at the Human Rights High Court, Accra litigating issues on administrative justice and the rights of local communities to participate in decisions affecting their health rights.
Mr. Amuzu has written several papers and concept notes on human rights and access to justice. He has also conducted training for different categories of actors in the human rights and access to justice fields. This includes Judges of the Superior Court of Judicature, law enforcement personnel and members of parliament.