Liam O'Connor

“ Liam O'Connor is a Senior DevOps Engineer based in Dublin with 9 years of hands-on experience building and maintaining CI/CD pipelines for fintech and SaaS companies across Ireland and the UK. He has worked with engineering teams at three Series B startups, leading infrastructure migrations from on-premise systems to cloud-native architectures on AWS and GCP. Liam specialises in GitHub Actions workflow design, Kubernetes cluster management, Helm chart templating, and GitOps practices using ArgoCD. He has built zero-downtime deployment pipelines for teams shipping 40+ times a day and helped reduce average deployment time from 45 minutes to under 4 minutes through automation. At Kuberns, Liam writes about CI/CD automation, container orchestration, and the DevOps patterns that actually work in production. His content strips away the complexity that most DevOps guides bury developers in, focusing on what experienced engineers actually do when they need things to work reliably and fast. ”