Senior SRE/DevOps (Platform Tribe)

About the Role Playson is a globally recognised iGaming supplier delivering a high-performance, microservices-based platform designed to process billions of financial transactions every day. Operating at high scale (5–7k RPS), our cross-regional infrastructure is built to deliver near-zero latency and a seamless player experience under constant load. We’re looking for a Senior SRE / DevOps Engineer to join our Platform Tribe - a lean & senior team where ownership is high and expectations are even higher. This is a deeply hands-on role at the core of a high-traffic system, where you’ll be directly responsible for maintaining reliability, performance, and stability in a fast-paced environment. You’ll be working on real-time production challenges, handling incidents, managing alerts, and being part of a critical on-call rotation. This role requires resilience, strong decision-making under pressure, and a proactive mindset to continuously improve systems operating at scale. If you thrive in high-load environments, enjoy solving complex production issues, and want to have a direct impact on systems used by millions - this is the place for you. Key Responsibilities Own system reliability by actively monitoring platform health, managing alerts, and responding to incidents in real time Participate in 24/7 on-call rotations, taking full ownership of production stability in a high-traffic (5–7k RPS) environment Investigate incidents, perform root cause analysis, and implement long-term fixes to prevent recurrence Build and continuously improve monitoring, alerting, and observability across the Kubernetes (EKS) ecosystem Deploy, manage, and optimise infrastructure using Terraform, Helm, and GitOps tools (Flux/ArgoCD) Drive automation and proactively improve system resilience, reducing manual intervention and recurring issues Maintain and evolve CI/CD pipelines and infrastructure-as-code practices Collaborate closely with engineering teams to support deployments and minimise user impact in a live environment Introduce and integrate new tools and technologies to enhance scalability, reliability, and performance Handle environment-specific requests and ensure smooth day-to-day platform operations under constant load Requirements Strong hands-on experience with Kubernetes (deployment, scaling, troubleshooting) in high-load environments Experience with GitOps tools such as FluxCD or ArgoCD Proven experience in incident response, root cause analysis, and postmortems in production systems Solid experience with AWS, Terraform, Docker, and CI/CD pipelines Experience with monitoring and observability tools such as Datadog, Prometheus, Grafana, and logging stacks like ELK or CloudWatch Strong understanding of networking concepts and protocols Proficiency in at least one scripting language (e.g. Python, Go, Node.js) Experience working with version control systems (Git) Familiarity with incident management tools like PagerDuty, Opsgenie, or similar Ability to operate effectively in a fast-paced, high-pressure environment with strong ownership and accountability Proactive, resilient mindset with a focus on continuous improvement and system stability What We Offer Competitive Salary: We offer a competitive salary, subject to annual performance reviews Quarterly Bonuses: Benefit from a transparent and systematic quarterly bonus system Unlimited Paid Vacation: Enjoy unlimited paid vacation leave, including Ukrainian bank holidays Unlimited Paid Sick Leave: Take unlimited paid sick leave whenever necessary Flexible Schedule: We offer a flexible work schedule to accommodate your needs Remote Work: Choose to work remotely, providing greater flexibility and comfort Medical Insurance: Receive comprehensive medical insurance for both you and a significant other Financial Support for Life Events: We provide financial support during special life events Professional Development: Get reimbursement for professional development courses and training International exposure : Attend industry expos, team gatherings & global meet-ups B2B contracts Recruitment Process 1. HR Interview (30-45 min) 2. Interview with a Product Owner (60 min) 3. Technical interview (90 min) 4. Final Interview with C-level (60 min)