The George Washington University

Shanghai Jiao Tong University

Android Developer at Twitter

San Francisco Bay Area

Twitter

Android Developer

- Chief duties were to implement features and fix bugs in the Driversiti android reference application and SDK, coordinated with machine learning team to ensure the reliability of collected sensor data.
-   Used Google Firebase to send configuration remotely to Driversiti Android application.
-   Evaluated memory consumption of the product by analyzing heap dump data with MAT and Android monitor.
-   Worked on location module and to evaluate several APIs including Location Manager, Google Play location service and third party location product such as Locationkit (link) and Pathsense (link).
-   Created a standalone test app to check location availability based on location provider and real time activity recognition performance on different devices. (link)
-   Published artifacts to remote maven repositories and deliver release products to customers.
-   Wrote unit tests for multiple classes.
-   Experience with Agile

Driversiti

Android Developer Intern

- Joined research on implementing a Hadoop to analyzing tweets posted on social network contains with insurance contents.
-  Made a Hadoop demo by implemented it on four virtual machines and ran word count program to analyzing words in sample docs.

Yifei Shen