Alibaba hiring in Amazon, Microsoft backyard as U.S. cloud unit expands

By Paul Carsten and John Ruwitch BEIJING (Reuters) - China's Alibaba Group Holding Ltd, the world's largest e-commerce firm, has begun hunting staff in Seattle, home turf of Amazon.com Inc and Microsoft Corp, focusing on savvy cloud computing hires as it ramps up U.S. operations. Three positions were open to people in Seattle, two of which also allow applications for Alibaba's Silicon Valley offices, according to advertisements on LinkedIn Corp'sN business networking site in