Gmail Backend Team -> Chat Search Team -> Chat Backend Team

Teaching Assistant for CS61B: Data Structures offered by the Computer Science Department at UC Berkeley.

Responsible for:

• Teaching multiple ~30 student discussion and lab sections, as well as holding office hours and review sessions.

• Creating and maintaining the latest grading infrastructure, which automatically analyzes student homework, lab, and project submissions and provides feedback.

• Writing midterm problems and aiding in the development of homework assignments and projects.

• Providing one-to-one assistance to struggling students.

Intern on the Feed Ranking Team, which ranks News Feed stories shown to users.

• Created a video classifier that uses text and frame image features to classify videos into labels. Currently classifying all videos uploaded to Facebook.

• Tested, implemented, and analyzed a series of new features for the News Feed ranking algorithm.

• Created and augmented a number of internal tools, most notably a tool that displays the most important recently uploaded videos on Facebook along with relevant statistics.

• Won 1st place at the annual company-wide Hackathon as a part of a team that created a mobile app that tracks campaign statistics in real time, built using AngularJS, Node.js, MySQL, and Ionic.

• Created an automated tool that takes screenshots of customers’ ads in action using Java. Specifically, the tool determines which ads need a screenshot, then visits the relevant URL, sends a marked request back to TubeMogul servers, which ensures the ad is displayed, and then takes a screenshot.

• Created a dashboard that displays important internal statistics to engineers in real time using AngularJS and a server that communicates using SSE with Dropwizard.

• Created a replica of the production environment that runs on virtual machines. This replica enabled engineers to test software changes locally in a reliable fashion. Wrote a 6-page guide, along with bash scripts to streamline setup.

Graded homework assignments and projects for "CS61B: Data Structures" under the coordination of Professor Shewchuk. Also held office hours to help answer questions from students in the course.