Xiaowei Sun
Principal SDE at Salesforce
Sammamish, Washington, United States
Summary
👤
Senior🎓
Top SchoolXiaowei Sun is a Principal SDE with two decades of deep systems and security experience and over 10 years in senior engineering roles across top cloud and consumer companies. He designs and ships large-scale distributed systems and ML platforms—recently architecting high-throughput Spark Streaming pipelines at Salesforce and a company-wide GPU-backed Cloud Notebook and Kubeflow-based AI platform at Zillow. Skilled across AWS/Azure, Kubernetes, Spark, Kafka and a broad polyglot tech stack (C#, Java, C/C++, Go, Python, Scala), he consistently turns research workflows into production-grade, observable services. His work blends low-level cryptographic and identity expertise from early Windows security projects with modern cloud-native orchestration and CI/CD practices. Notably, his systems have handled millions of events per second and accelerated ML experimentation by up to 75%, demonstrating both performance and developer productivity impact. Based in Sammamish, WA, he pairs rigorous engineering with pragmatic product focus to drive scalable, secure data and ML infrastructure.
10 years of coding experience
22 years of employment as a software developer
BS, BS at Peking UniversityMS, MS at University of Hawaii at Manoa
Github Skills (45)
python10
storage10
leveldb10
ordered10
database10
key-value9
machine-learning9
mocking9
gpu9
mocks9
deep-learning9
mockito8
gpu-acceleration8
tensorflow8
acceleration8
Programming languages (3)
Github contributions (5)
dencesun/Algorithm
Sep 2016 - Nov 2017
Contributions:190 commits, 197 pushes, 1 branch in 1 year 2 months
dencesun/Networks
Jul 2017 - Jan 2018
Contributions:31 pushes, 1 branch in 5 months
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