Software Engineer Customer Service

QING ZHANG

Madison, Wisconsin

Email: ********@*****.***

Software Engineer with significant software development experience with C/C++, C#, Object- C/Swift and Java/Scala. Strong background in mathematics and algorithms. PROFESSIONAL EXPERIENCE

ClickUp, Inc January 2022 — August 2022 Senior Software Engineer Worked on ClickUp App

Developed new features in ClickUp App and bug fixes Worked on the session management of ClickUp

Developed a project Account Switcher that users can log into multiple accounts in one web browser

Facebook, Inc December 2020 – November 2021 Senior Software Engineer Worked on Admonitor to monitor revenues in realtime Developed Conversion Joiner to reduce network traffics Implemented Weighted Downtime to measure stream latencies between servers Oncall duties to solve production runtime issues

Developed dataswarm-pipeline scripts for data table comparison BlockOne, May 2020 – December 2020 Software Engineer Developed blockchain software EOS 2.x with C++17 boost Github based development and buildkite

Developed new features BlockVault_server with raft cluster to serve https RestAPI Byton, Santa Clara, CA June 2018 – December 2019 Senior Staff Engineer Work in Byton User Profile Server in clouds(AWS) with Java. Develop web services on AWS by MicroServices to support self-driving car customers. Work in the vehicle remote control project that users can send commands to vehicles through MQTT and the cloud server.

Work in the project in route search

Work in the charging project that the users can get the real-time data when charging their vehicles

Verizon, Santa Clara, CA September 2015 – January 2018 Member of Technical Staff/ Principal Software Engineer

Solved challenging technology problems and targeting large market segments. Key participant in product development efforts from conceptualization through launch.

• Worked on Go90 profile server and IPTV backend server. Completed tasks ahead of schedule and within budget.

• Developed an iOS AR/VR (Augment Reality and Virtual Reality) application, Outta, which reached 100K daily active users. Solved a critical blocker by reducing ARToolKit data training time from 30 minutes to 20 seconds.

• Developed an IPTV backend server, Imprint, identifying users by voice commands.

• US Patent 10109073(http://patft.uspto.gov): Feature tracking and dynamic feature addition in an augmented reality environment

Machine Zone, Inc., Palo Alto, CA June 2014 – May 2015 Senior Software Engineer Collaborated on monetization of Game of War, Fire Age in both iOS and Android.

• Improved monetization tools in Game of War and increased its revenue.

• Implemented project “Force Payout” that Customer Service used to reimburse players.

• Completed project “Anytime Sale” where artists were enabled to upload images to server and broadcast the images to clients in real-time.

• Improved speed and memory for client page views.

• Developed and implemented enhancements to reduce the latency of login, game resume and data loading. This significantly enhanced customer satisfaction and helped to optimize the game.

Storm8, Inc., Redwood City, CA January 2012 – April 2014 Senior Software Engineer

Core developer on games such as Hidden Objects-Mystery Crimes(iOS), Dragon Story(iOS), and Jewel Mania(Android). Focused on the server-side application with PHP.

• Developed internal database web tools that improved data retrieval and reduced product latency.

• Developed a game Dragon Story, which ranked 9th in Apple Store Top Grossing apps.

• Increased Hidden Objects’ DAU from 12 thousand to over 1.1 million. Microsoft Corporation, Mountain View, CA September2010 – January 2012 Senior Software Development Engineer

Worked on Bing Ad-Serving Delivery Engine that searched appropriate ads for Web pages. Owner of backend components Index Server, Listing Server, PubStore Server.

• Investigated and resolved an issue in Bing Ad-Serving Delivery Engine so no campaigns are mistakenly filtered out.

• Developed a new market feature that redefined editorial status to Index Server and Listing Server, which significantly improved server performance.

• Designed and implemented a new feature, Category Matching, in Bing Ad-Serving Delivery Engine to enhance Ad matching accuracy.

Yahoo!, Inc., Burbank, CA July 2008 – September 2010 Senior Software Development Engineer

Core developer on the Ad-Serving Platforms, KeyStone and Yahoo!. Sponsored Search that was served across multiple Yahoo! Web sites. Developed server technologies and additional back-end systems.

• Key developer on The Federation project that redirected Yahoo! Internet traffic to Microsoft Ad-Serving Engine.

• Monitored online productions and investigated and resolved real-time issues.

• Developed configure file-based traffic split feature in Sponsored Search Frontend Server. Universal Electronics, Cypress, CA October 2006 – July 2008 Software Engineer

Developed C# web service database tools and C++ tools for new electronic devices.

• Improved data scanning time from15 minutes to 10 seconds.

• Enhanced performance of new hardware registration web service by over 50%. Morpho Technologies, Irvine, CA April 2004 – October 2006 Software Engineer

Worked on rDSP chip firmware development tool, Morpho simulator, to simulate chip environments. Worked on Morpho translator that translated DSP specific code to C++ code.

• Improved Morpho simulator and reduced runtime by over 40%.

• Improved Morpho translator and reduced runtime by 60%. EDUCATION

• Master of Science in Computer Science, University of Waterloo, Waterloo, Ontario, Canada

• Master of Science in Mathematics, Nankai University, Tianjin, China

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