[1][2] While studying for his doctorate, Devine became staff lecturer in economics for the American Society for the Extension of University Teaching, for which he also became secretary (1894-1896).
[2] In 1896, Devine became general secretary of the New York City chapter of the Charity Organization Society (COS).
In 1912, he became chairman of a committee of social workers who lobbied successfully for passage of an act that created the federal Commission on Industrial Relations.
[2] Devine served on disaster relief efforts by the American Red Cross, 1906–1917.
Devine was dean of the graduate school and a professor of social economics at American University from 1926 to 1928.