Ryan O'hara
Senior Site Reliability Engineer at Circle
Littleton, Colorado, United States
Summary
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RockstarRyan O'hara is a Senior Site Reliability Engineer with 12 years of experience building and operating scalable infrastructure, currently focused on reliability at Circle after a long tenure at CircleCI. He progressed through customer-facing DevOps and engineering roles into staff-level responsibilities, blending deep operational know-how with software-driven automation. Based in Littleton, Colorado, he specializes in bridging support, systems administration, and SRE practices to reduce toil and improve production resilience. Known informally as a "server wrangler," he brings a pragmatic, hands-on approach to incident response, capacity planning, and platform reliability. His background at Linode and early developer roles give him a strong empathy for developer experience and customer needs alongside technical rigor. Colleagues rely on him to translate operational pain points into durable engineering solutions that scale.
12 years of coding experience
11 years of employment as a software developer
English, Spanish
Github Skills (147)
circleci10
dockerfile10
command-line-tool10
backend10
terraform-module10
continuous-delivery10
circleci-orb10
laravel10
automated-build10
golang10
developer-tools10
cli10
continuous-deployment10
continuous-integration10
go10
Programming languages (21)
Github contributions (5)
SwiftIRC/website
Mar 2019 - Oct 2025
Contributions:14 pushes, 1 branch, 1 issue in 6 years 7 months
ryanwohara/reinze-lib-fun
Nov 2023 - Mar 2026
A set of fun commands for Reinze
Contributions:8 reviews, 18 pushes, 2 branches in 2 years 4 months
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