Qian Zhao is a software engineer with 13 years of cross-domain experience building robust back-end systems and tooling, currently contributing at Microsoft from Bellevue. With a strong statistical foundation (Master’s degrees in Computer Science and Statistics) she bridges data-driven modeling and production engineering, having built risk models, experiment designs, and predictive systems earlier in her career. She has shipped performance-focused client and server features at Facebook and Starkey, and improved stability and distributed GPU support in the widely used Microsoft Cognitive Toolkit (CNTK) as a back-end/DevOps contributor. Comfortable across languages and stacks—C#, Java, Python, R—she emphasizes reliability, build/process improvements, and reproducible APIs. Colleagues value her for combining rigorous analytical thinking with pragmatic engineering to reduce runtime errors and simplify complex integrations.
13 years of coding experience
7 years of employment as a software developer
Master of Computer Science, Computer Science, Master of Computer Science, Computer Science at Georgia Institute of Technology
Master's degree, Statistics, Master's degree, Statistics at Graduate School of Statistics, University of Minnesota
Bachelor’s Degree, Statistics, Bachelor’s Degree, Statistics at Peking University
Microsoft Cognitive Toolkit (CNTK), an open source deep-learning toolkit
Role in this project:
Back-end Developer & DevOps Engineer
Contributions:33 commits, 13 PRs, 284 pushes in 1 year 7 months
Contributions summary:Qian primarily focused on improving the stability and robustness of the Microsoft Cognitive Toolkit (CNTK). Their contributions involved handling exceptions, fixing potential errors in file operations, and implementing buffer data for file writing to reduce requests. Additionally, they worked on improving the build process, including MPI information and version detection, and incorporating NCCL support for GPU-based distributed training, demonstrating a strong understanding of the underlying infrastructure.
Contributions:5 commits, 1 push in 1 year 8 months
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