LendingClub Corp., America’s largest online lending marketplace, announced the appointment of Annie Armstrong to serve as chief risk officer.

Concurrently, the company announced current chief risk officer Tim Bogan will take on a new role as chief banking integration officer to focus on the planning, process, systems, and organizational design work necessary to complete LendingClub’s acquisition of Radius Bank as announced on Feb. 18. Armstrong will join on March 16 and will transition in partnership with Bogan until formally assuming the role on July 1.

Armstrong has spent over 20 years focusing on building, defending, and auditing risk management structures for financial services institutions. Prior to joining LendingClub, she served as global head of financial risk for Uber, where she built the risk management function for the then-largest pre-IPO company in the Bay Area.

Armstrong joins LendingClub’s executive team as chief risk officer, reporting directly to CEO Scott Sanborn and overseeing all risk functions in addition to security and compliance.