Ralf Heiringhoff
Lead Architect at SAP
Gütersloh, North Rhine-Westphalia, Germany
Summary
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SeniorRalf Heiringhoff is a Lead Architect based in Gütersloh, Germany, with over a decade of hands-on experience designing pragmatic, open-source–friendly solutions. A long-time Debian enthusiast, he blends deep systems knowledge with practical engineering to solve real-world problems across stacks. At SAP he applies a "jack-of-all-trades" mentality—balancing architecture, development, and community advocacy—to drive maintainable, scalable outcomes. He brings a developer-first perspective informed by years of tinkering and contributions to the open-source ecosystem. Outside of work he’s a gamer and father of three, which he credits for honing patience, creativity, and rapid problem-solving under pressure.
11 years of coding experience
Github Skills (82)
scs10
readable10
testbed10
pcf10
firecracker9
ansible9
camera9
terraform9
governance9
openstack-glance9
openipc9
openstack9
eagle9
ceph8
kubernetes8
Programming languages (16)
Github contributions (5)
frosty-geek/tf-libvirt-example
Mar 2022 - Aug 2024
Terraform libvirt example
Contributions:18 PRs, 21 pushes, 19 branches in 2 years 5 months
terraform-providerlibvirtterraform
frosty-geek/osism-testbed
Nov 2021 - Sep 2024
With this testbed, it is possible to run a full OSISM installation, the baseline of the Sovereign Cloud Stack, on an existing OpenStack environment such as City Cloud or Open Telekom Cloud.
Contributions:25 pushes, 19 branches in 2 years 10 months
openstack-environmenttelekominstallationtestbedsovereign
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