Cloud Engineer
Senior Linux Platform & Blockchain Operations Engineer
Bratislava
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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 services
- Deploy, configure, upgrade, and troubleshoot blockchain nodes and supporting platform components across multiple environments
- Ensure service availability, reliability, scalability, and performance through proactive monitoring, alert management, and capacity planning
- Drive automation of operational tasks, deployments, and recurring maintenance activities
- Implement and continuously enhance observability solutions and operational visibility
- Collaborate closely with platform, security, networking, and engineering teams to deliver resilient and secure services
- Execute routine maintenance activities and contribute to operational excellence initiatives
- Follow and improve operational procedures, runbooks, and change management processes
- Support access management, security controls, and compliance-related operational activities in accordance with internal policies and standards
- Participate 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 operations
- Experience operating and supporting Linux services in production environments
- Strong troubleshooting skills for incidents, performance bottlenecks, and service degradation
- Scripting and automation experience in at least one language (Bash, Python, or equivalent)
- Proficiency with source code management systems and Infrastructure as Code practices
- Hands-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 manner
- Strong communication skills and effective collaboration across operations, platform, engineering, and security teams
- A 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 environments
- Participation in incident response, root cause analysis, post-incident reviews, and reliability improvement initiatives
- Understanding 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 team
- Play a key role within the wider Infrastructure team, collaborating across platform, security, networking, and operations domains
- Gain hands-on experience in a modern multi-cloud environment
- Direct exposure to state-of-the-art blockchain operations that are a critical component of our business
- Contribute to the reliability, scalability, and evolution of a rapidly growing platform
What we offer
- Expertise:
Work with crypto native experts - Culture:
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 Card - Location:
Office location in the new Bratislava downtown (Jurkovičova tepláreň) - Home Office
- Workation:
Enjoy the flexibility of working across designated EU countries, with up to 20 days a year to combine work and travel
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