Software Engineer (Ray Core)

About this role

Anyscale is hiring a Software Engineer to contribute to Ray Core, the C++ backend of an open-source distributed computing framework used by companies like OpenAI and Spotify. You'll work on performance optimization, fault tolerance, and architectural improvements while mentoring junior engineers and contributing to high-quality open-source software.

What you'll do

• Develop and maintain Ray's C++ backend including distributed scheduler and runtime components
• Optimize performance of large-scale distributed workloads and improve stability through stress testing
• Lead cross-team projects on architectural improvements and fault tolerance enhancements
• Improve testing infrastructure and release processes for Ray
• Mentor junior team members on systems software best practices
• Communicate work through talks, tutorials, and technical documentation

What they're looking for

• C/C++ programming with low-level systems experience
• Distributed systems design and fault-tolerant architecture
• Algorithms and data structures
• System design and performance optimization
• GPU programming (preferred)
• Distributed model training/inference (preferred)
• Open-source software development
• Testing infrastructure and quality assurance