* Coaching software engineers for career growth through one-on-one.* Preparing computer science students for an upcoming industrial career.* Helping tech workers prepare for job application and interview.* Founder and CEO of the company.

* Improved user first day funding rate (key user growth metric) by rebuilding bank linking and money transferring.* Reduced million dollars of negative equity per year by introducing user photo ID upload and review.* Automated trade surveillance and reduced regulatory risk by building data pipeline that extracted order and execution data.* Greatly improved employee productivity by procuring an internal search solution and integrating it with various internal data sources.

* Reduced daily error impacted mobile web user from 38% to 15% by overriding mobile browser resource fetching and fixing a lot of bugs.* Improved desktop web user experience by measuring, analyzing and optimizing end-to-end performance* Gave recommendation on whether the User Growth organization should adopt React Native by shipping a project with React Native and iOS native in parallel.* User Growth Moonshot Project* Eliminated 90% of bug reports from content moderators and increase their productivity by both technical and incentive means.

* Managed the Front-End Team by setting team OKRs and mentoring engineers

* Delivered HTML5 and JavaScript training sessions to Adobe, Canon, and CA

* Worked on Search Direct and SearchX

* Developed Baidu Hi (Instant Messenger) web and Silverlight version.* Added iPhone & Android to Baidu Map API.* Opensourced JavaScript Library for Pattern Matching & Event Dispatch.

* Translate Prototype and Scriptaculous in Action into Chinese* Translate Adobe AIR in Action into Chinese