6 days ago
Remote, Czechia or Prague, CzechiaSenior
Responsibilities
- Design, build, and maintain production-grade control-plane microservices, custom Kubernetes operators, and reconciliation engines in Rust and Go.
- Author functional and non-functional requirements, architecture specifications, system sequence diagrams, and gRPC/Protobuf and REST API schemas.
- Develop integrations for SONiC, NVUE, Cumulus, modern network operating systems, and DPU hardware platforms.
- Instrument services with OpenTelemetry traces and metrics and perform root-cause analysis across distributed systems.
- Participate in review-gated pull request workflows across Rust, Go, and SQL codebases while maintaining high test coverage.
- Contribute to open-source systems projects and participate in architecture and cross-functional design reviews.
Requirements
- Bachelor’s or master’s degree in Computer Science, Computer Engineering, or equivalent practical experience.
- 5+ years of software engineering experience in cloud-native platforms, systems programming, networking, or infrastructure automation.
- Primary mastery of Rust, including Tokio, Tonic, Axum, and sqlx, plus strong proficiency in Go.
- Advanced SQL and PostgreSQL skills, gRPC/Protobuf contract design, and schema evolution experience.
- Strong knowledge of asynchronous concurrency, lock-free patterns, distributed state handling, and mock-driven testing.
- Expertise in BGP, MP-BGP, EVPN, VXLAN, L3VNI, route targets, and route server design.
- Hands-on experience with SONiC, Cumulus Linux, and NVUE.
- Deep knowledge of NVIDIA DOCA, Host-Based Networking, BlueField DPU architectures, and the DPF operator model.
- Understanding of InfiniBand, NVLink/NMX-M partitioning, RoCEv2, Linux netlink, network namespaces, routing tables, and DHCP/DNS services.
- Familiarity with CNI plugins such as Calico and Cilium; OVS and DPDK experience is a plus.
- Expertise in PXE/iPXE, UEFI, Secure Boot, measured boot, TPM attestation, Redfish, IPMI, and BMC abstractions.
- Knowledge of Linux boot chains, systemd, initramfs, and BIOS configuration matrices.
- Experience with PKI, X.509 certificates, TLS, SPIFFE/SVID, Vault, KMS, Keycloak, OAuth2/JWT, and RBAC.
- Experience with KubeVirt, KVM, and custom Kubernetes controllers/operators using kube-rs or controller-runtime.
- Demonstrated participation in or maintainership of open-source systems projects is a plus.
Benefits
- Professional development and training.
- Opportunities to attend conferences and working groups.
- Company outings, happy hours, hackathons, and tech talks.
- Competitive compensation package with a strong benefits plan.
- Opportunity to work on open-source cloud infrastructure and next-generation AI infrastructure with experienced colleagues and enterprise customers.
Tech Stack
Categories
About Mirantis
Mirantis builds Kubernetes-native infrastructure software and services for enterprises to run cloud, container, and AI workloads across on-premises, public cloud, and edge environments. It sells subscriptions, support, and managed services around products like Mirantis Kubernetes Engine and the Lens Kubernetes platform; the company acquired Docker Enterprise in 2019. Founded in 1999 and headquartered in Campbell, California, Mirantis is privately held and an IREN company serving global enterprises.