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 (129)
python10
ruby10
rack10
cpp10
haml10
geocoding10
grpc10
coercion10
dsl10
csharp10
php10
sinatra10
circleci9
alternate9
web-development9
Programming languages (8)
Github contributions (5)
c4rl/hw
Aug 2016 - Sep 2020
Contributions:17 pushes, 1 branch in 4 years 1 month
carlwiedemann/foresite
Jan 2023 - Feb 2023
An extremely minimal static site generator
Contributions:39 commits, 4 PRs, 24 pushes in 1 month
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