Senior DevOps Engineer (eHealth Sector)

We are looking for a Senior DevOps Engineer with strong expertise in building and operating scalable, high-performance cloud platforms. In this role, you will contribute to a rapidly growing healthcare solution expanding from 1,000 to over 100,000 customers.You will be responsible for designing, implementing, and optimizing Azure-based infrastructure, ensuring high availability, security, and compliance within a regulated healthcare environment.At Sigma Software, you will collaborate with experienced professionals on global-scale products, contribute to meaningful healthcare innovation, and benefit from a supportive environment with competitive compensation and professional growth opportunities.CustomerOur Сustomer is a global leader in digital health solutions, serving healthcare providers, hospitals, and organizations worldwide. Their products improve patient care, streamline clinical workflows, and enable secure, efficient data exchange. With decades of innovation and millions of users globally, they are now embarking on a major scale-up initiative.ProjectThe project focuses on transforming an existing cloud-based healthcare platform into a highly scalable, production-grade system capable of supporting over 100,000 customers. It integrates microservices, advanced messaging, and real-time data processing to deliver mission-critical applications to healthcare professionals. The infrastructure is Azure-based and requires expert-level optimization for performance, security, and compliance.Requirements:More than 5 years of experience as a DevOps EngineerProven, in-depth, hands-on experience with Azure resources, especially AKS at scaleExpertise in PostgreSQL (Azure managed databases) at scaleStrong knowledge of Kafka cluster management at scaleProficiency with ArgoCD for GitOps workflowsExperience with Terraform for IaCSkilled in Helm charts for microservices deploymentProficient in GitLab CI for build and release pipelinesStrong background in security and compliance for cloud-based platformsAt least an Upper-Intermediate level of EnglishWill be a plus:Experience with monitoring and observability tools (Prometheus, Grafana, ELK)Knowledge of cost optimization strategies for cloud infrastructurePrior work in high-growth SaaS environments Personal profile:Analytical thinker with strong problem-solving skillsHighly collaborative and capable of working in cross-functional teamsAble to thrive in high-pressure, fast-paced scaling environmentsDetail-oriented with a commitment to quality and securityResponsibilities:Design, implement, and maintain scalable infrastructure on Azure, focusing on AKS at scaleManage and optimize PostgreSQL (Azure managed databases) for high-volume workloadsConfigure and maintain Kafka clusters for large-scale messaging and streamingImplement GitOps workflows using ArgoCD for automated deploymentsDevelop and maintain Infrastructure as Code with TerraformCreate and manage Helm charts for microservices deploymentBuild and optimize CI/CD pipelines using GitLab CIEnsure security and compliance standards are met across all infrastructure and deployment processesCollaborate closely with development teams to integrate new features into productionMonitor, troubleshoot, and improve infrastructure performance and reliability