Karl Pietri
Lead Engineer at TransUnion
Grand Rapids, Michigan, United States
Summary
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SeniorKarl Pietri is a Lead Engineer with 12 years of experience modernizing infrastructure and driving DevOps transformation for enterprises like TransUnion, PayPal, VMware, and Williams Sonoma. He specializes in Puppet-led automation, CI/CD pipelines, and technical debt reduction, having rebuilt disjointed environments into highly available, cost-saving systems and automated key security processes such as ssh key rotation and host-based firewall controls. Karl’s background spans SRE and systems automation at Google, SlideShare, and others, where his work cut deploy times dramatically and scaled services across multi-region clouds. Based in Grand Rapids, he combines hands-on engineering with pragmatic cost optimization—once migrating Puppet from enterprise to open source to save over $1M annually—while remaining focused on building robust, auditable infrastructure for the future.
11 years of coding experience
13 years of employment as a software developer
Github Skills (52)
esxi9
rule8
vcenter8
vms8
virtualbox8
vagrantfile8
exporter8
sensu7
jq7
vagrant6
mruby6
v-for6
hiera6
jsonpath6
resource-management6
Programming languages (5)
Github contributions (5)
BarnacleBob/puppet-wrenchies
Jan 2016 - Feb 2016
Contributions:31 pushes, 3 branches in 13 days
BarnacleBob/barnaclebob-smforum
Jan 2016 - Feb 2016
Contributions:17 pushes, 1 branch in 5 days
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