Timothy Freebern
Engineering Manager at zCore Group
Sanford, Florida, United States
Summary
👤
Senior🎓
Top SchoolTimothy Freebern is an Engineering Manager with nine years of experience building and shipping reliable, scalable web and mobile applications using Flutter, React, and Spring Boot. He leads cross-functional teams and has a track record of architecting end-to-end solutions—from secure CAC authentication integrations for the Air Force to OAuth with PKCE for Flutter web. Timothy emphasizes quality and maintainability, having driven test strategies that cut post-deployment bugs by 40% and reached 85% test coverage across projects. He combines frontend performance optimizations (Next.js/SSR) with solid backend integrations (Okta, Twilio, SendGrid, Fiserv) to improve user experience and operational efficiency. A pragmatic mentor, he has hired and trained Flutter teams for major financial clients and accelerated delivery through coaching and strong engineering practices. Based in Sanford, Florida, he brings a customer-focused mindset rooted in both technical depth and hands-on leadership.
9 years of coding experience
17 years of employment as a software developer
Certificate, Web Development, Certificate, Web Development at The Firehose Project
Stackoverflow
49reputation
900reached
2answers
3questions
Github Skills (63)
flutter10
ios10
mobile-development10
windows10
app-framework10
mobile-game10
skiasharp10
cross-platform10
marker10
desktop10
material-design10
markercluster10
leaflet-markercluster10
android10
skia10
Programming languages (7)
Github contributions (5)
tfreebern2/sfg-pet-clinic
Sep 2018 - Nov 2018
Contributions:59 pushes, 1 branch, 4 tags in 1 month
tfreebern2/baby_assistant
Mar 2019 - Jun 2019
Contributions:65 pushes, 2 branches, 4 issues in 3 months
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