Returning to New York, he became a session musician through the early 1930s. From 1925 to 1936, Shaw performed with many bands and orchestras; from 1926 to 1929, he worked in Cleveland and established a lasting reputation as music director and arranger for an orchestra led by the violinist Austin Wylie. In 1929 and 1930, he played with Irving Aaronson's Commanders, where he was exposed to symphoni