William Chern
Software Engineer at JPMorganChase
San Francisco Bay Area United States
Summary
👤
Senior🎓
Top SchoolWilliam Chern is a seasoned software engineer with over a decade of experience building robust, data-driven systems across finance and enterprise domains. Currently at JPMorgan Chase after leading Zuora’s Data Query team, he has hands-on expertise processing millions of asynchronous SQL reads for 200+ global customers using Java, Kafka, Trino/Snowflake, and AWS. His background includes scaling IBM mainframe DFSMS components and introducing CI/CD practices early in his career, reflecting comfort with both legacy and cloud-native stacks. Based in the San Francisco Bay Area and a UCLA-influenced big data practitioner, he blends strong infrastructure automation (Terraform, Docker) with production monitoring and incident response. Notably, he has moved from web and tooling roles to driving large-scale query platforms, demonstrating a pragmatic shift from front-end/web work to backend distributed systems.
11 years of coding experience
9 years of employment as a software developer
Bachelor of Science - BS Computer Science, Bachelor of Science - BS Computer Science at San José State University
Chinese, English
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (31)
similarity10
campus10
react10
image-search9
vector-search9
golang9
faiss9
vector9
nearest-neighbor-search9
cosine-similarity9
database8
scalable8
cloud-native8
unstructured-data8
nextjs8
Programming languages (4)
Github contributions (5)
chern/Twit4Java
May 2016 - Aug 2019
Contributions:3 releases, 34 commits, 48 pushes in 3 years 4 months
getgene/getgene.github.io
May 2019 - Dec 2021
Contributions:45 commits, 44 pushes, 3 branches in 2 years 6 months
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