Senior Platform Engineer – BMaaS / K8SaaS

AboutRHAELM

RHAELM is the sovereign AI cloud built to accelerate secure AI deployment at scale, combining power and infrastructure pipelines with global capability and local, in-country operations. Headquartered in London, with deployments across Europe and APAC, we deliver ring-fenced compute, networking, and storage infrastructure alongside a sovereign platform and flexible Bare Metal, Kubernetes, and AI-as-a-Service models. Focused on regulated and mission-critical sectors including Government,Defence, Healthcare, and Financial Services, we give organizationssovereign control over their AI infrastructure, platform, and data.

OUR TEAM

We’regrowing in Poland with a brand-new team hub in Wrocław. As we build our local community, we’researching for top tech enthusiasts and industry experts to join the journey. If you want to build mission-critical solutions onan impressive scale- join us! We’re a small, hands-on engineering team building the infrastructure backbone that powers AI at scale. If you like the idea of designing something from a blank page - not inheriting a legacy codebase, but actually shaping how a DataCenter-level platform works from the ground up - this is that kind of role.

ABOUT THE ROLE

• Designingand buildingthe automation layerfrom scratch: Developing a DataCenter-levelautomation and orchestrationplatform for infrastructureresourcesfrom the ground
• Managingthe fullresourcelifecycle:Implementingend-to-end processesfor infrastructureresources, coveringeverythingfrom initialprovisioningto returningretiredresourcesbackto the pool
• System and hardware-levelPythondevelopment: Writingrobust, high-performance Pythoncodethatoperatescloseto the system and hardware layers
• API integration: Designingand buildingRESTfulAPIsand integrationinterfacesto seamlesslyconnectwith diversehardware componentsand IT/AI infrastructuresystems
• DevOpsand infrastructureorchestration:Applyingsolid DevOpsmethodologiesto ensurehigh availability, scalability, and stabilityof the AI/IT infrastructuremanagement ecosystem
• CI/CD and processautomation:Buildingand maintainingautomatedtesting, deployment, and continuousdeliverypipelinesfor infrastructuremanagement toolsand services

YOU ARE A PERFECT MATCH IF YOU HAVE

• Commercial experience using Python as your primary language to write production-grade code
• Kubernetes: Hands-on experience managing and orchestrating containerized environments
• Proficiency with Infrastructure as Code (IaC): tools like Terraform, Ansible, or CloudFormation
• CI/CD Pipelines: Experience building, maintaining, and optimizing automated deployment workflows
• Linux Administration: Deep system-level knowledge for diagnosing and troubleshooting complex OS issues
• Practical understanding of IP networking, routing, load balancing, and protocols
• Familiarity with distributed architectures, failure modes, and trade-offs
• Production Mindset: Real-world insight into how systems break differently in production versus localenvironments
• English B2+ proficiency

NICE TO HAVE

• Experience with durable execution engines for long-running workflows

• Experience with OpenTofu

• Working knowledge of PostgreSQL, Ceph, and Redis

• Familiarity with Keycloak / OIDC, OpenBao / Vault, PKI, and mTLS

• Experience with OpenAPI, gRPC, and REST API design

• Ability to read Go, Rust, HCL, and TypeScript (frontend code)

• Observability: Experience instrumenting code with metrics, logs, and tracing

WHAT WE OFFER

• Work on every layer of an AI Factory - from the hardware and the newest GPU architectures up to the software that runs training and inference, on infrastructure measured in hundreds of megawatts
• Work alongside a team of highly experienced Cloud and Infrastructure experts in building mission-critical solutions
• Collaborate with international Client and internal teams across the UK, Japan and other top-tier tech hubs
• Real impact - directly shape and influence the final design of our infrastructure, applications, and processes
• Friendly start-up culture where everyone knows each other, help is always around the corner, and regular team integration events keep us connected
• We offer full-time employment based exclusively on an employment contract
• Comprehensive private healthcare (Medicover Premium) plus affordable family packages.
• Hybrid model (3 days in-office) - work from office located right at Nowy Targ in Wrocław
• MultiSport Plus benefit card, with option to add family members and partners at preferential rates

RECRUITMENT PROCESS

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CV review -> HR call -> Technical Interview -> Business Interview -> Decision