Dollar General has tapped a fast-casual restaurant executive to lead its technology and fledgling online operations.

Dollar General Corp. announced that Carman Wenkoff will join the company as executive VP and CIO, effective July 10. He replaces current CIO Ryan Boone, who recently announced his retirement.

Wenkoff most recently served as CIO and chief digital officer for Subway restaurants, where under his leadership the information technology team created an innovative digital marketing platform and point-of-sale system, and many other integrated store technology…