Joel Anderson will step down as president and CEO of, the e-commerce division of Walmart later this month, to take a job at an unnamed company.

The change in guard comes after a year in which Walmart’s online sales surged 30% to $10bn, according to trade publication Internet Retailer.

Fernando Madeira, the president and CEO of Latin America for, will replace Anderson. He will take charge of the US operations of in addition to overseeing the Latin America unit. Based in Sao Paulo, he will now relocate to the San Francisco suburb of San Bruno, where the business is located.

In his new role, Madeira will report to Neil Ashe, president and CEO of Walmart Global eCommerce.

Ashe, in a memo to Wal-Mart employees, referred to Madeira as "a high-energy leader focused on fostering creativity, innovation and building strong personal relationships to get results."

Anderson was named head of Wal-Mart’s e-commerce operation in 2011. Prior to that, he was senior vice president of Wal-Mart’s division in the northern Plains states for four years.

Earlier, Anderson was with giftware brand Lenox as president of the direct-to-consumer business.