Senior Linux Platform and Blockchain Operations Engineer

We are hiring a Senior Linux Platform and Blockchain Operations Engineer to support, enhance, and continuously improve Linux-based infrastructure used for blockchain-related workloads. We welcome applications from candidates who have strong Linux fundamentals, operational discipline, and adaptability required in the dynamic environment of blockchain and crypto platform development. We also require a strong learning mindset and a proactive approach to ownership and continuous improvement. You will have the following responsibilities: Operate, monitor, maintain, and continuously improve Linux-based infrastructure supporting blockchain and related platform servicesDeploy, configure, upgrade, and troubleshoot blockchain nodes and supporting platform components across multiple environmentsEnsure service availability, reliability, scalability, and performance through proactive monitoring, alert management, and capacity planningDrive automation of operational tasks, deployments, and recurring maintenance activitiesImplement and continuously enhance observability solutions and operational visibilityCollaborate closely with platform, security, networking, and engineering teams to deliver resilient and secure servicesExecute routine maintenance activities and contribute to operational excellence initiativesFollow and improve operational procedures, runbooks, and change management processesSupport access management, security controls, and compliance-related operational activities in accordance with internal policies and standardsParticipate in on-call rotations and contribute to incident response and service restoration activities Required Skills and Qualifications: Extensive Linux fundamentals and proven experience with cloud-based Linux operationsExperience operating and supporting Linux services in production environmentsStrong troubleshooting skills for incidents, performance bottlenecks, and service degradationScripting and automation experience in at least one language (Bash, Python, or equivalent)Proficiency with source code management systems and Infrastructure as Code practicesHands-on experience with observability tooling (Prometheus, Grafana)Solid understanding of networking and security fundamentals (SSH, access controls, patching, and firewall concepts)Ability to document operational activities, incidents, changes, and lessons learned in a clear and structured mannerStrong communication skills and effective collaboration across operations, platform, engineering, and security teamsA proactive mindset with a focus on reliability, automation, and continuous improvement Nice-to-Have: Exposure to blockchain node operations (deployment, synchronization, upgrades, and monitoring)Experience operating infrastructure in cloud and managed service environmentsParticipation in incident response, root cause analysis, post-incident reviews, and reliability improvement initiativesUnderstanding of compliance-oriented operations (change evidence, access review support, audit readiness)Proficiency in container orchestration platforms (Kubernetes) Why Join Us: Work directly within a specialized Linux and Blockchain Operations teamPlay a key role within the wider Infrastructure team, collaborating across platform, security, networking, and operations domainsGain hands-on experience in a modern multi-cloud environmentDirect exposure to state-of-the-art blockchain operations that are a critical component of our businessContribute to the reliability, scalability, and evolution of a rapidly growing platform What we offer Expertise: Work with crypto native expertsCulture: Positive and supportive team culture that relies on common goals, ambitions and values Activities: Regular team events and activities Ownership: High level of autonomy and responsibility Fitness: Multisport CardLocation: Office location in the new Bratislava downtown (Jurkovičova tepláreň)Home OfficeWorkation: Enjoy the flexibility of working across designated EU countries, with up to 20 days a year to combine work and travel