Led and mentored the team for architecture design, implementation, and production support on Digital Ads System, Search Services Decoupling, Listing Data Processing, Search Suggest Service, Agent Network Tool (Environment: AWS, Linux, Bazel, IntelliJ, JIRA, Jenkins, GitHub)

Architecture design, implementation, and production support the whole pipeline from Offline Data Processing to Online Search and Recommendation System. (Environment: Linux, Maven, IntelliJ, JIRA, Hudson, SVN)

Led the team and developed on high performance online system, archtecture and coding refactoring, protocol/communication framwork, end to end real time searching

Led and developed incremental and fast data merging/propagation/deployment multi-threading pipeline for offline data processing.

Initiated and led projects to automate and streamline the production processes to boost productivity.