Senior DevOps Engineer

We are looking for an engineer to own our CI/CD platform and its AWS infrastructure for a large C++ codebase. Your goal is fast, reliable builds for every developer, backed by metrics. Responsibilities - Own the GitLab CI/CD platform: pipeline design, speed, stability and cost - Build reusable CI templates shared across 10+ projects - Design and run AWS infrastructure for CI: autoscaling runner fleets on EC2/EKS, IAM, S3 storage - Build monitoring and alerting for runners, storage, caches and build times - Use metrics to find bottlenecks and reduce time-to-result - Optimise C++ pipelines (Conan + CMake) for reproducible builds and predictable caching - Keep CI secure with least-privilege access and short-lived credentials via Vault Requirements - Deep experience with GitLab CI/CD: templates, extends, rules, needs, artifacts, cache, child and dynamic pipelines - Experience running and tuning GitLab Runners (docker, shell, k8s): autoscaling, resource limits, concurrency - Strong AWS: EC2, IAM, S3, VPC; EKS is a plus - Prometheus, Grafana and ELK: metrics, dashboards, alerting and incident diagnostics - Ability to find the root cause of a slow build from metrics (IOwait, NFS, cache hit ratio, runner saturation) - Hands-on Conan, CMake and ccache in CI - Ansible for configuration management - Vault or a similar tool integrated with CI - Strong Linux troubleshooting and a data-driven approach Nice to have - Multi-region runners and caching - Python or Go for automation - Kafka What we offer - Result-oriented bonuses on top of a highly competitive salary - Transparent processes and no red tape - Real ownership of the platform - A team with one of the highest levels of expertise on the market - Relocation support to Cyprus