Software Engineer (Ray Core)

Responsibilities

• Develop high-quality open-source software for Ray’s distributed-programming platform.
• Implement and evaluate architectural improvements to the Ray Core backend.
• Optimize Ray performance for large-scale workloads and improve reliability, scalability, and fault tolerance.
• Improve stability, stress-testing infrastructure, and the software testing and release process.
• Lead cross-team projects and mentor junior team members.
• Communicate technical work through talks, tutorials, and blog posts.

Requirements

• At least 5 years of relevant work experience.
• Experience building scalable and fault-tolerant distributed systems.
• Extensive experience with C/C++ and low-level operating systems.
• Strong background in algorithms, data structures, and system design.
• Knowledge of distributed model training and inference, such as tensor parallelism and pipeline parallelism, is preferred.
• Knowledge of GPU programming is preferred.