After Ukraine became independent, Goncharuk joined the newly created Ministry for Foreign Economic Relations, starting as head of division in 1991 and subsequently moved up having stopped at all stages of promotional ladder.

Between 1993 and 2003, Goncharuk actively contributed to the process of Ukraine's accession to the GATT/WTO system conducting negotiations with foreign partners.

[3] After more than 10 years of civil service, in 2003 Andrii Goncharuk takes a decision to apply his knowledge in the private sector through his position of vice-president of the Interpipe Group where his main sphere of activities was trade policy as well as support and protection of Ukrainian companies at foreign markets.

On April 15, 2013, Andrii Goncharuk was appointed Representative (Ambassador) of Ukraine to the World Trade Organization and Chair of the State Commission for Cooperation with the WTO.

For his personal contribution to Ukraine's integration into the WTO, in 2008 he was decorated with the Order of Prince Yaroslav the Wise 5th class.

Ambassador Goncharuk is a Commander Grand Cross (KmstkNO) Order of the Polar Star (1999), Commandeur Ordre national de la Légion d'honneur (2010).