Singer contributed to the European Yiddish press from 1916, and in 1921 became a correspondent for the leading American Yiddish newspaper The Forward. His short story, Liuk, appeared in 1924, illuminating the ideological confusion of the Bolshevik Revolution. He wrote his first novel, Steel and Iron, in 1927. In 1934 he emigrated to the United States. He died in New York City in 1944.
His memoir Of a World That is No More appeared posthumously in 1946. His other works include: