Senior/Staff/Principal Full-stack, Infra, Platform, Backend, Storage SWEs

BRK Tech | Multiple Berkshire Hathaway Portfolio Companies Berkshire Hathaway companies power some of the most critical systems in North America—spanning transportation, energy, logistics, manufacturing, retail, and infrastructure. At BRK Tech, we partner across these businesses to design, build, and operate modern technology platforms that run at massive scale and support long‑term, real‑world impact.

We are hiring Senior, Staff & Principal Software Engineers across full‑stack, platform, infrastructure, backend, and storage domains. This is a grouped posting representing multiple teams and greenfield initiatives across our portfolio. These roles are ideal for engineers who are builders at heart—excited by distributed systems, open‑source technologies, scale, reliability, and complexity.

Note: All roles require a Bachelor’s degree or equivalent practical experience (4+ additional years). Experience Levels Senior Engineers: Typically 6–8+ years of relevant experience with strong hands‑on ownership Principal Engineers: Typically 10+ years with deep technical leadership and architecture ownership Engineering Tracks & Skill Profiles Full ‑ Stack & Platform Software Engineering: (Senior → Staff) Core Skills & Experience: 6+ years of professional software development experience Strong proficiency in at least one major language (Java, Go, Python, C#, or similar) Hands‑on experience building distributed systems and platform services Backend and platform development: microservices, APIs, service‑to‑service integrations Messaging and event‑driven systems: Kafka, RabbitMQ, or similar Data platforms: SQL, NoSQL, Graph databases, caching systems CI/CD pipelines, Git workflows, and modern DevOps practices Containers, Kubernetes, and/or serverless runtimes Familiarity with observability stacks (metrics, logging, tracing, alerting) Software ‑ Defined Storage & Infrastructure Engineering: (Senior → Principal) Core Skills & Experience: Hands‑on experience with Ceph‑based SDS (object, block, file) Storage protocols: NVMe‑oF (TCP), S3, NFS, SMB/CIFS Designing and scaling high‑availability, multi‑tenant storage platforms Data resiliency and recovery models (N+2 / N+3, erasure coding, DR) Storage integration with Kubernetes, virtualization, and bare metal Strong Linux systems expertise Automation using Python, Go, Bash, C/C++ Experience with Open.

Stack, Nutanix, VMware, Kube. Virt Public cloud exposure (AWS, Azure, GCP) preferred Storage Networking & High ‑ Performance Fabric Engineering: (Principal / Staff Level) Core Skills & Experience: Architecture of high‑performance storage fabrics Expertise in NVMe‑oF, RDMA, QoS Deep routing knowledge: BGP, OSPF Experience with Cisco, Palo Alto, NVIDIA/Mellanox Designing and validating N+2 / N+3 resilient architectures Linux networking and open‑source ecosystems Strong grounding in network security Platform Performance, Capacity & Optimization Engineering: (Principal Level) Core Skills & Experience: Performance tuning for distributed storage (Ceph/Swift) at scale Kubernetes and virtualization optimization (Kube.

Virt a plus) Advanced Linux tuning: kernel parameters, eBPF, I/O profiling High‑performance hardware & networking (PCIe Gen5, NVMe‑oF/TCP) NUMA, CPU pinning, cgroups, and resource isolation Quantitative modeling of latency and throughput Site Reliability & Platform Reliability Engineering (SRE): (Senior → Principal) Core Skills & Experience: Operating and scaling large distributed production systems Strong foundation in SRE principles Deep experience with Kubernetes, Linux internals, and automation Infrastructure tooling using Go, Python, or Java Observability across metrics, logging, tracing, and alerting High‑availability and data resiliency architectures Leadership during high‑severity production incidents Ownership of platforms with 24/7 operational responsibility Messaging & Event ‑ Driven Platform Engineering: (Senior → Principal) Core Skills & Experience: Building and operating enterprise messaging platforms Deep expertise with Kafka and/or RabbitMQ, including multi‑DC Messaging architecture: topic/queue design, durability, HA, scaling Event‑driven and integration‑heavy environments Kubernetes‑based platforms (on‑prem and/or cloud) API‑driven integrations and distributed systems fundamentals Strong production ownership mindset Observability Platform Engineering: (Senior → Principal) Core Skills & Experience: Building and operating enterprise observability platforms Strong open‑source background Expertise across logging, metrics, distributed tracing, and alerting Kubernetes telemetry pipelines and centralized ingestion Code‑level visibility into latency, errors, and service dependencies Alerting driven by SLOs, SLAs, and latency thresholds Why BRK Tech Greenfield platforms and open‑source initiatives Long‑lived systems with real‑world impact at massive scale Deep technical problems across full‑stack, platform, and infrastructure domains Opportunity to shape foundational technology used across multiple Berkshire Hathaway businesses