Sherif Mohamed's career included working at Amazon from 1995-2010 where he held various roles. Amazon's mission is to be Earth's most customer-centric company where people can find and discover anything they want to buy online. Amazon focuses relentlessly on customers, retains earnings to reinvest in growth, and aims for long-term profits through customer trust rather than short-term optimization, including by investing in free shipping programs to provide customers with low total costs.