Bing Ads - Providing insight and opportunities for advertisers.* Microsoft Audience Network - build data pipelines for estimation and measurement.* Provide estimation models for MSAN.Microsoft PowerPoint Online - The web version of PowerPoint, part of the Office 365 suite. * Lead a three-people feature crew and develop picture cropping feature to bring desktop experience to online users; Adding more animations; Improve object selection experience. * Develop read-only mode under web editor. * Design and implement automated test cases for important features I built. * Participate in on-call rotation, handle incidents. * Work with developer and PM across 3 sites (Taipei, Beijing, SFO) Office Service Pulse – Service health management portal for Office 365 * Design, implement, maintain a service platform enabling users to build tools to monitor hosts/services and handle live-site escalations(alerts). * Design and implement blade-mode navigation with bookmarkable URL. Design and implement Admin Portal for app administrators to manage/adjust/analyze their apps. * * Enable analytic/telemetry using PIWIK and provide statistic data to developers and PM. * Participate in on-call rotation, handle incidents. * Work with developer and PM across 4 sites (Taipei, Beijing, Suzhou, Redmond).

Office Service Pulse – Service health management portal for Office 365 * Organize monitoring plan and build active monitoring probes to keep 99.95% availability SLA.

Enterprise Social Network – An on-premises Facebook/Yammer-like social networking service. * Design and implement RESTful API from scratch: authentication, authorization, posts, likes, comments, attachments. * The API is consumed by iOS/Android/Web applications with the scale of company size. Python/Flask

* Plan and design iOS and Android app bundled to OEM NAS systems.

SoftDMA - A certified DLNA player to stream media from TV, Set-top box, or NAS to PC. * Maintain UPnP and streaming modules. * Build customized user interface and customized streaming module for OEM customers such as Dell, Lenovo, Sony, Fujitsu, Acer… * Work with PM/QA team and lead a member to deliver builds for customer's latest platform each quarter timely with quality.