Johanna Ratliff
Senior Software Engineer at DigitalOcean
Denver, Colorado, United States
Summary
🤩
Rockstar🎓
Top SchoolJohanna Ratliff is a Senior Software Engineer with a decade of experience specializing in distributed systems, database development, and time-series data, currently based in Denver and working at DigitalOcean. She has driven backend metrics storage and scalable observability platforms at Grafana Labs and contributed infrastructure and deployment improvements to the high-profile Grafana Mimir project, focusing on testability, permissions, and operator rollout. Her background spans security-focused audits and client work at Trail of Bits to platform observability at Cloud Foundry, giving her a rare blend of operational rigor and security awareness. Known for improving testing and deployment pipelines, she pairs strong cloud and infra skills with hands-on experience in multi-tenant, long-term storage systems.
10 years of coding experience
9 years of employment as a software developer
Bachelor of Science (BS) Computer Science, Bachelor of Science (BS) Computer Science at Colorado School of Mines
Github Skills (15)
kubernetes10
devops10
kubernetes-pods10
dockers9
cicd9
docker9
go8
testing8
metric7
automations7
prometheus7
automation7
observability7
terraform5
terraformer5
Programming languages (8)
Github contributions (5)
grafana/mimir
Jun 2021 - Jan 2023
Grafana Mimir provides horizontally scalable, highly available, multi-tenant, long-term storage for Prometheus.
Role in this project:
DevOps Engineer
DevOps EngineerContributions:3 releases, 59 reviews, 17 commits in 1 year 6 months
Contributions summary:Johanna primarily focused on improving the Mimir project's infrastructure and operational aspects. They made changes to testing and deployment configurations, including expanding permissions for non-root users in end-to-end (e2e) testing, and integrating a continuous-test module. Furthermore, they modified the rollout-operator configuration related to the zone tracker and permissions. This indicates a focus on improving the testing, deployment, and scalability aspects of Mimir.
tenantobservabilitygrafanaprometheusstorage
pivotal-cf/anchor-rampup
May 2018 - Oct 2018
Contributions:8 commits, 1 PR, 7 pushes in 5 months
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