John McDonald
Chief Operating Officer at Poshmark
John McDonald is Chief Operating Officer at Poshmark, a leading social commerce platform for the next generation of retailers and shoppers, where he oversees product and marketplace operations. He draws from deep expertise in community and marketplace management developed over eight years at eBay in category management, trust and safety, and seller experience roles, and four years at Ning leading support and sales, and then as general manager of the business.

Earlier in his career, John focused on consumer marketing and product development at Procter & Gamble, Monsanto, the Monitor Company, and Evite. John has an M.B.A. from the Harvard Business School and a BS ChemE from the University of California, Berkeley.