Carl Wiedemann
Software Engineer at Meta
Denver, Colorado, United States
Summary
👤
Senior🎓
Top SchoolCarl Wiedemann is a seasoned software engineer with 14 years of experience building and modernizing web and mobile systems, currently contributing to WhatsApp's iOS Messaging Foundation at Meta. He has led large, organization-wide upgrades and CI/CD overhauls—most notably guiding a Ruby 2.6→3.1 migration across 200+ gems that cut CVEs by 90% while preserving 99.99% uptime. Comfortable across stacks from PHP modernization to Kubernetes test clusters, he pairs technical ownership with hands-on mentorship that has helped multiple engineers earn promotions. Based in Denver, he combines pragmatic engineering with a belief in experimental teams and has a long history as a web consultant and Drupal contributor, reflecting both product-focus and open-source roots.
14 years of coding experience
19 years of employment as a software developer
BS, Civil Engineering, BS, Civil Engineering at University of Colorado Boulder
Github Skills (86)
ruby10
alternate10
rack10
cpp10
geocoding10
dsl10
vue10
csharp10
objective-c10
php10
sinatra10
grpc9
python9
circleci9
web-development9
Programming languages (10)
Github contributions (5)
carlwiedemann/foresite
Jan 2023 - Feb 2023
An extremely minimal static site generator
Contributions:39 commits, 5 PRs, 26 pushes in 1 month
static-site-generator
carlwiedemann/dotfiles
Aug 2022 - Aug 2025
Contributions:50 pushes, 1 branch in 3 years
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