Lead a team of 12+ engineers, own and innovate for JP Amazon Prime and Customer engagement projects.

Lead a team of 4 engineers to build Global Store promotion system from scratch.

Global Store (2014~2016) is top priority project in CN and tracked by Amazon Global SVP team, which is also one of the most important business direction for Amazon.cn.• Individually accomplished part of a system to collect photo copy of customer citizen ID which will be used for custom clearance of cross-border business. Responsible for enabling Amazon checkout process to do the collecting in different cases. It simplified the process of oversea purchase for, which deduced related customer contact number by 50%.• Individually build system to sync Amazon.com price discount information to Amazon.cn, to increase attraction of Global Store products. Implemented discount data builder, data provider service and discount widget render. Now these widgets attract 1.3 million clicks across mobile and desktop per day, including 0.3 million product page view.• Individually build transliteration service to transform CN shipping addresses to be in Pinyin format, with dictionary approaching. It enabled the usage of CN address inside amazon.com systems, which is needed by Global Store.• Lead the cross-border customer return system. Responsible for solution design. Implemented cross-border package identifying and message transmission between Amazon.com and Amazon.cn return systems. • Individually build main part of Identity Replication system, which support creating customer shadow account in seller region based on customer information in buyer region. This system is one of the key systems in Global Store, and now supporting EU and IN Global Store as well besides CN. o Identified a concurrency race condition issue on production, and solve it with distributed locking.

• Individually accomplished part of Free Trade Zone store (a project tracked by country manager). Responsible for building the data collector service which will collect and assemble data for other components, such as order information and so on. o Practiced and Summarized useful standard to setup automated deployment pipeline along with proper verification workflows and alarms. Shared within team and improved the stability of team’s continuous releasing.• Individually build sales ranking for Global Store products. Daily update the rank files by sourcing data from data warehouse. Including rank builder and rank service. The purchase/click rate of rank page is around 100% lifted comparing to average.• Individually enable Amazon Transaction Risk Management System to notify customers in different language from single region, which enabled CN Global Store customer to receive Amazon.com TRMS notification in Chinese. The functionality is also shared by EU region. I’m the only SDE from CN team and stayed in Seattle for two weeks to get it done.• Individually build Message Center for Amazon site, on which customer can view all mails from Amazon and send/receive mails to/from sellers. Now it has been launched on all Amazon sites.Other small features and improvements.