Paul Castillo
Systems Analyst Web Developer at United States Department of Defense
San Antonio, Texas, United States
Summary
👤
Senior🎓
Top SchoolPaul Castillo is a seasoned .NET full-stack developer and systems analyst with 11 years of professional experience building and maintaining web applications for the U.S. Department of Defense and enterprise clients. With a Computer Science degree and a technology career dating back to 1995, he combines backend .NET/SQL expertise with front-end React.js skills to automate processes and streamline operations. He has a proven track record of delivering cost-saving automation—having contributed to solutions that realized significant operational efficiencies—and managing large-scale endpoints (over 600 systems) in prior roles. Comfortable in both hands-on development and operational support, Paul blends troubleshooting, scripting, and reporting to keep complex systems reliable. Based in San Antonio, he brings deep institutional knowledge of military and enterprise IT environments and a pragmatic focus on practical, auditable solutions.
11 years of coding experience
7 years of employment as a software developer
Bachelors Degree, Computer Science, Bachelors Degree, Computer Science at Park University
Stackoverflow
373reputation
22kreached
8answers
4questions
Github Skills (54)
uswds9
forestry9
accessibility9
clarity9
react8
react-component8
markdown8
bootstrap8
sensor7
cms7
bootstrap-components7
typescript7
tinacms7
nextjs7
powershell6
Programming languages (6)
Github contributions (5)
pcast01/GalagaRemake
Aug 2015 - Jul 2020
Contributions:76 PRs, 101 pushes, 10 branches in 4 years 11 months
gamegamedevtop-down-shootergame-developmentremake
pcast01/pcast01.github.io
Nov 2016 - Aug 2019
Contributions:122 pushes, 1 branch in 2 years 9 months
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