[Hiring] Senior DevOps Engineer - Highload, Cloud & Data-Intensive Systems @Alex Staff Agency

Role Description

The team develops and maintains distributed services around analytics, APIs, and transaction monitoring. The systems process very large volumes of data — terabytes of storage, trillions of records, continuously growing load.

• Operation of production services and infrastructure (server provisioning/decommissioning, updates, replacements, performance troubleshooting)
• Support and development of Infrastructure as Code (Terraform / Ansible: modules, roles, standards, reviews)
• Monitoring, alerting, backups, and regular recovery checks
• Development of service and infrastructure automation
• Development of CI/CD and release procedures
• Incident diagnosis and resolution, support for product teams
• Traffic analytics, bot and attack protection tools
• Responsibility for 24/7 platform stability

Qualifications

• 4+ years of experience operating Linux/Ubuntu infrastructure and production services
• Strong understanding of networking and troubleshooting
• Kubernetes (cluster operations), Rancher, Docker / containerd
• Hands-on experience with Ansible and Terraform
• Monitoring: Prometheus / Thanos / Telegraf / Grafana / Sentry
• CI/CD: Jenkins
• Automation: Bash, Python
• Experience working with LVM

Requirements

• Experience working with blockchain nodes
• Diagnosis and tuning of ClickHouse and MongoDB in high-load clusters
• Providers: Hetzner / OVHcloud
• Cloudflare (edge, DDoS), experience with AWS
• Handling abuse tickets with hosting providers

Benefits

• 5,000 – 8,000 € net
• Format: office / hybrid / remote
• Location: Spain (Barcelona and suburbs) or remote (CET ±2)
• Full-time
• Opportunity to genuinely influence architecture and processes
• Mature engineering team and reasonable expectations