In 1933, unemployment in Germany was at 6 million, however by 1939, unemployment was down to around 500,000. These were the Nazis policies:
As part of the New Plan, they doubled spending on public works. Jobs were created, including the construction of the Olympic Stadium.
They broke the ToV and increased the army from 100,000 to 900,000 by 1938.
They invested money in private businesses to create jobs.