He met the PAIGC leader Alberto Lima Gomes in Belgrade Architecture University in the 70’s. Lima Gomes became Minister of Public Works and asked his friend Nikola to join him and help to build the new State. Nikola went to Guinea-Bissau with his wife and two children as the first international aid worker of the country. He planned and designed the most prominent buildings that were constructed after the independence. He left Guinea-Bissau in 1981.