After the First World War, Adler headed the translation department of the Czech National Assembly. He was elected a member of the Society for the Promotion of German Sciences, Arts and Literature in Bohemia and was a prominent figure of the Prague literature scene at the turn of the century, alongside Hugo Salus.
Following World War I, Adler served as the head translator for the Czech National Assembly. He became a member of the Society for the Promotion of German Sciences, Arts and Literature in Bohemia and was a prominent figure in Prague's literary scene during the early 1900s alongside Hugo Salus.