While employed as professional lecturer of Law at the Philippine Law School and lecturer in banking and finance at the Far Eastern University and University of the East (1922-1937), he also undertook special studies in monetary theory and central banking in the United States and England.

In 1934, he became a member of the Committee of “Seven Wise Men” which included the father and chairman of the Constitution Filemon Sotto, Norberto Romualdez, Manuel Roxas, Vicente Singson Encarnacion, Manuel Briones and Conrado Benitez who drafted the 1935 Philippine Constitution.

He was made a member of the board, then acting general manager and later executive vice president of the Philippine National Bank until 1936.

In 1953, he was appointed by the Secretary-General of the United Nations as member of a committee which drew up plans for the establishment of a special fund for the financing of economic development of underdeveloped countries (SUNFED).

[6]: 97  During the presidency of Ramon Magsaysay, Cuaderno stressed the importance of keeping the foreign exchange policy stable, highlighting the negative impacts of currency devaluation.

He explained that devaluation would raise prices of essential imports and harm the economy by increasing costs of machinery and materials.