Amazon is preparing to cut as much as 15% of its human resources staff, with additional layoffs likely in other divisions, according to multiple sources familiar with the plans. Two sources told Fortune that Amazon’s human resources division—known internally as PXT or the People eXperience Technology team—will be hard hit, but that other areas of Amazon’s core consumer business are also likely to be affected. It couldn’t be learned how many employees in total Amazon plans to let go, nor the exac...