John Espenhahn
Senior Software Engineer at Amazon Web Services (AWS)
San Francisco, California, United States
Summary
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Senior🎓
Top SchoolJohn Espenhahn is a Senior Software Engineer with 11 years of hands-on experience building large-scale cloud and analytics products at AWS, currently based in San Francisco. He has shipped high-impact features such as Amazon Kendra's in-console experience, AWS Glue DataBrew (including PII detection/redaction), and the GA launch of DataZone, demonstrating strength in data-focused, user-facing cloud services. Comfortable across the full stack, his background spans no-code data prep, search, and analytics platforms as well as earlier work in C#, Java, and web technologies for SaaS and fintech systems. A UNC Chapel Hill computer science graduate who began as an undergraduate researcher in computational physics, he brings a pragmatic engineering mindset and a knack for translating complex domain problems into production-ready tooling. Notably, he has moved between product launches and greenfield analytics projects, showing both delivery rigor and an appetite for new technical challenges.
11 years of coding experience
10 years of employment as a software developer
BS Computer Science, BS Computer Science at University of North Carolina at Chapel Hill
Github Skills (4)
amazon-web-services5
aws4
kubernetes3
interprocess-communication1
Programming languages (2)
Github contributions (5)
JohnEspenhahn/Basic-Parser-JS
Jan 2015 - Nov 2016
Contributions:31 pushes in 1 year 10 months
JohnEspenhahn/aws-cloudformation-resource-providers-databrew
Mar 2021 - Dec 2021
Contributions:4 PRs, 7 pushes, 3 branches in 9 months
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