Senior DevOps Engineer

TrafficStars is hiring a Senior DevOps Engineer for an office-based role with relocation to Limassol, Cyprus. High-load ad network processing 7B+ events/day, 500+ servers, ClickHouse, Kubernetes, and 1M+ req/s peaks.

TrafficStars is a high-load advertising network with 10+ years on the international market. It registers over 7 billion events per day in a 3.6 PB ClickHouse cluster, with 500+ servers in European and US data centers. Peak load exceeds 1 million requests per second.You will take an active part in designing, rebuilding, and migrating the infrastructure for an existing high-load project almost from scratch: removing legacy solutions and introducing modern approaches and technologies, from choosing new hosting partners to implementing service versioning.Responsibilities:• Work closely with and support the product development team;• Create and maintain Helm charts, Kustomize, and GitLab CI/CD pipelines;• Build and operate environments from testing to production;• Ensure stable service operation in close cooperation with the infrastructure team;• Identify potential issues and participate in creating solutions to eliminate them;• Search, test, and implement new solutions to optimize current processes and improve service quality.

• Solid understanding of Kubernetes principles;• Experience with message brokers (Kafka);• Git, GitLab, GitLab CI;• Prometheus stack;• ELK/EFK.Nice to have:• Experience with ClickHouse, PostgreSQL, Redis, Aerospike;• Knowledge of any scripting programming language.

• Full official employment;• No dress code or bureaucracy;• Work laptop of choice: Mac or PC;• Tickets to Cyprus paid by the company;• Relocation assistance for family from any region;• Work visa for the employee and guest visa for family members;• Accommodation provided for the first month;• Medical insurance and mobile phone service;• Free lunches and drinks;• Always full baskets of fruit and snacks in the office;• Free English and Greek language courses;• Sports activity reimbursement;• Partial payment for schools and kindergartens.