Craig Zearfoss
Senior Software Developer at Idaho National Laboratory
Davenport, Florida, United States
Summary
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Senior🎓
Top SchoolCraig Zearfoss is a seasoned Senior Software Designer and Developer with two decades of PHP-focused backend experience and a decade of recent professional engagements modernizing mission-critical systems. He has a track record of upgrading legacy platforms to modern stacks—most recently migrating systems to PHP 8.4, MySQL 8.2, CodeIgniter 4 and Vue.js while adding RBAC and custom authoring interfaces for cyber threat ticketing. Craig builds scalable, user-focused web apps end-to-end, from performant database query optimization to modular, customizable UIs as demonstrated by his multi-user demo site and public portfolio repository. His work spans regulated environments (state assessments, cyber monitoring, enterprise product data) where he blends rigorous engineering with practical automation like PDF booklet generation and custom queuing. Based in York, PA, he pairs formal CS and mechanical engineering training from Penn State with a pragmatic, security-conscious approach to modernizing legacy systems.
10 years of coding experience
29 years of employment as a software developer
Bachelor's degree Computer Science and Mechanical Engineering, Bachelor's degree Computer Science and Mechanical Engineering at Penn State University
Stackoverflow
1reputation
0reached
0answers
0questions
Programming languages (3)
Github contributions (5)
craigzearfoss/certificates
Jun 2020 - Jul 2023
Contributions:21 pushes, 1 branch in 3 years 2 months
craigzearfoss/bullets
Apr 2016 - Jan 2017
Contributions:41 pushes, 66 tags in 8 months
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