Jeffrey Parker
Software Engineer at Duo Security
Ann Arbor, Michigan, United States
Summary
👤
Senior🎓
Top SchoolJeffrey Parker is a versatile software engineer with 14 years of experience building mobile apps, back-end APIs, and front-end websites from Ann Arbor, Michigan. He has shipped production Android and Windows UWP clients and led architectural and testing improvements at Expedia Group before moving to Duo Security. Comfortable across Kotlin, Python, C#, Java and JavaScript, he pairs hands-on coding with systems thinking—setting up CI/CD pipelines, automated analysis, and end-to-end release systems. His background includes full-stack projects combining AngularJS, Python REST APIs, DynamoDB, and websocket-driven live views, plus operational experience migrating services to AWS. Colleagues rely on him to track down subtle bugs using analytics and QA collaboration, and he consistently adopts new languages and frameworks to maximize team impact. Outside feature work he surfaces infrastructure gaps and tooling improvements that reduce long-term maintenance overhead.
14 years of coding experience
13 years of employment as a software developer
BS, Computer Science, BS, Computer Science at University of Michigan
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (27)
two-factor-authentication10
duo-security10
java9
python9
openvpn9
php9
python-web9
nodejs9
auth8
dotnet8
csharp8
wordpress7
wordpress-login7
easy-install6
golang6
Programming languages (12)
Github contributions (5)
duosecurity/duo_universal_wordpress
Mar 2024 - Jan 2026
Duo two-factor authentication plugin for Wordpress with the Duo Universal Prompt.
Contributions:1 release, 2 reviews, 20 PRs in 1 year 10 months
two-factor-authenticationwordpress
jeffreyparker/duo_client_python
Apr 2020 - Feb 2025
Contributions:13 releases, 22 pushes, 2 branches in 4 years 11 months
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