Principal Core Infrastructure Engineer

What you'll do

• Architect and lead the development of scalable, distributed systems and data-plane services at hyperscale.
• Define and enforce requirements for scalability, durability, and availability across all owned components.
• Optimize high-throughput data paths for large-scale retrieval, storage, and processing using replication and synchronization patterns.
• Design fault-tolerant systems featuring redundancy, automatic failover, and recovery-oriented designs to support in-service updates.
• Implement distributed systems strategies such as load shedding, throttling, and rate limiting to manage network unreliability.
• Establish KPIs, telemetry, and proactive alerting dashboards to monitor the health of critical systems.
• Lead complex validation testing including fault injection and brownout scenarios to ensure system resilience.
• Develop Infrastructure as Code (IaC) and automation for safe patching, updates, and rollbacks.

What we're looking for

• BS or MS degree in Computer Science or a relevant technical field involving coding or equivalent practical experience.
• Deep understanding of operating systems, computer networks, and high-performance applications.
• 6+ years of experience delivering and operating large-scale production systems with over 1000 server instances.
• Proficiency in at least one programming language such as Java, Python, C, or C++ scripting.
• Proven ability to deliver products through the full software development lifecycle.
• Strong communication skills, a systematic problem-solving approach, and a sense of ownership.
• Experience with Linux systems, system-level architecture, data synchronization, and fault tolerance (preferred).
• Experience with cloud storage, networking, GPU hardware, or Infiniband/RoCE networking (preferred).