Senior DevOps Observability Engineer

Senior DevOps Observability Engineer for an international iGaming product company. Focus on Kubernetes production reliability, observability platform (metrics, logs, traces), incident response, RCA/Post-Mortem.

International product company in iGaming is looking for a Senior DevOps Observability Engineer. Responsibilities: - Ensure reliable operation of applications in Kubernetes in production - Diagnose incidents and issues in Kubernetes clusters and distributed systems - Develop the observability platform for metrics, logs, and traces - Work with VictoriaMetrics, Grafana, Loki, Tempo, Mimir, ELK, OpenTelemetry, and other observability tools - Develop monitoring, alerting, and dashboards aligned with service architecture - Maintain and develop observability strategy, standardize approaches for engineering teams - Participate in the full production incident lifecycle: from OnCall and service recovery to RCA/Post-Mortem - Implement reliability improvements based on incidents and reduce recurrence - Collaborate with development/backend and other engineering teams

Requirements: - 3+ years of experience as a DevOps Engineer - Strong recent hands-on experience with Kubernetes in production - Experience troubleshooting and resolving incidents in Kubernetes clusters - Experience independently developing and maintaining Helm charts: templating, functions, custom charts of various complexity - Hands-on experience building and developing monitoring/observability - Experience with Grafana, VictoriaMetrics/Prometheus, Loki, ELK, OpenTelemetry, or a comparable stack - Experience with production incidents, RCA/Post-Mortem, and subsequent reliability improvements - Experience with CI/CD and GitOps: GitLab CI/CD, Argo CD, or comparable tools - Confident Git skills - Experience with Docker and container build tools - Ability to independently investigate complex production system issues and find root cause - Experience collaborating with cross-functional engineering teams Nice to have: - OnCall experience and PagerDuty - Experience with Sentry, Vector, Tempo, Mimir - Experience with AWS/CloudWatch - Terraform/Ansible and other Infrastructure as Code - Experience with SLA/SLO and reliability engineering

Conditions: - Work with large-scale production infrastructure and a modern observability stack - Tasks where you can influence observability and reliability approaches, not just maintain existing solutions - International product company and a strong engineering team that has worked together for a long time - Office format 5/2 (hybrid possible) - 8-hour workday + 30 minutes for lunch - Flexible start of the workday from 8:00 to 10:00 - Breakfasts and lunches in the office at company expense - Internal and external training - Sports compensation - English and Greek language learning programs - Regular corporate events for employees and their children