Jiahua (Jacob) Yu Email & Phone Number

Kitchener, On, Ca

Mountain View, Ca, Us

• Led the Discovery Data Warehouse team as Tech Lead Manager• Led the Cloud Industry Data Harmonization team as Tech Lead Manager.• Worked on Cloud Healthcare Infrastructure development. Designed and implemented core components including authorization, auditing, monitoring, data wipeout, etc. Served as one of two API reviewers responsible for 10+ services and 500+ API methods' API interface design. Served as production oncall and maintained the services' release and runtime.• Designed and landed integration test framework for Gmail Publisher.• Created the Google Wifi Android app from scratch and brought to release with the team. Designed and implemented multiple core features involving UI development, interaction with various APIs, Android system lifecycle, and optimization

Burnaby, Bc, Ca

• Specialized in graph algorithms research and implementation• Built a C++ daemon with 10,000+ lines of code from scratch applying object-oriented design principles; heavily engaged an open source library called OGDF. Optimized the code by profiling it with an open source profiler named Sleepy • Produced the FIRST known implementation of a hot graph algorithm called Torus Embedding

Vancouver, British Columbia, Ca

• Created a mobile client that communicates with cloud end server as part of a smart vehicle system• Developed a cross-platform mobile application with Xamarin and Mono in C#, involving Android native coding, designing and third-party API integration. Enforced a RESTful web API built with .NET framework • Conducted test-driven and agile development with daily scrums, heavily utilizing version control systems including Git and Mercurial

Redmond, Washington, Us

• Worked in Web Searching and Mining Group, cooperated closely with Microsoft Office Product team• Developed a smart searching component for Microsoft Office SharePoint 2013 with C#, applying regular expressions and XML for text processing and pattern matching • Built a content recommendation system achieving over 90% precision and high recall ratio. Extracted features and constructed a SVM classifier employing field knowledge in machine learning

Hefei, Anhui, Cn

Investigated routing algorithm efficiency and group cast security issues of wireless sensor networksDeveloped data processing extensions for a wireless sensor network simulation platform with Java

Master Of Science (Msc), Department Of Computing Science

Bachelor, Department Of Information Security