• Refine a personalized information retrieval system to offer the right products to customers. Based on existing customer behaviors, the system matches queries, customers, and products accurately.
• Process text / multi-media data and build index in big data environment
• Apply appropriate evaluation metrics to measure the performance of the IR system.
About JD.com, Inc.
JD.com is both the largest e-commerce company in China, and the largest Chinese retailer, by
revenue. The company strives to offer consumers the best online shopping experience. Through its
user-friendly website, native mobile apps, and WeChat and Mobile QQ entry points, JD offers
consumers a superior shopping experience. The company has the largest fulfillment infrastructure
of any e-commerce company in China. As of June 30, 2017, JD.com operated 7 fulfillment centers
and 335 warehouses covering 2,691 counties and districts across China, staffed by its own
employees. JD.com is a member of the NASDAQ100 and a Fortune Global 500 company.