[5] Chowdhury started his career as a Territory Officer of the British American Tobacco in February 2007.
[4][3] He joined Standard Chartered Bank in August 2007 and worked there till March 2011 as a manager in the Lending Strategy and Financial Planning Division.
[4] Chowdhury joined American Airlines in London in October 2012 as a financial and strategic analyst and left in May 2019 as the Head of Finance, Europe and Asia.
[6] He was the Associate Director of Infrastructure Finance Investment Banking in October 2024 when he left the post.
[4] In September 2024, Chowdhury was appointed Executive Chairman of the Bangladesh Investment Development Authority replacing Lokman Hossain Miah.