Software Engineer, Ray Core

Anyscale is focused on making distributed computing accessible to software developers and is the company behind Ray, an open-source framework for scalable machine learning. Ray is used by companies including OpenAI, Uber, Spotify, Instacart, and Cruise. Anyscale is backed by Andreessen Horowitz, NEA, and Addition and has raised more than $250 million.

The Software Engineer, Ray Core will work on the Ray backend, a distributed system focused on high performance, scalability, and reliability. The role involves developing core distributed-systems functionality, improving fault tolerance and testing infrastructure, and contributing to the open-source Ray project.

• Develop high-quality open-source software for Ray.
• Identify, implement, and evaluate architectural improvements to Ray Core.
• Optimize performance of large-scale workloads on Ray.
• Improve stability and stress-testing infrastructure.
• Improve fault tolerance and high availability.
• Improve testing processes to make Ray releases more reliable.
• Contribute to distributed libraries and longer-term architectural improvements.
• Communicate technical work through talks, tutorials, and blog posts.

• At least 2 years of relevant work experience.
• Strong background in algorithms, data structures, and system design.
• Experience building scalable and fault-tolerant distributed systems.
• Strong systems software engineering skills.
• Knowledge of distributed model training and inference is preferred.
• Knowledge of GPU programming is preferred.
• Interest in open-source software and distributed computing.

• Minimum 2 years of relevant professional work experience.
• Strong knowledge of algorithms, data structures, and system design.
• Experience with scalable and fault-tolerant distributed systems.
• Knowledge of distributed model training/inference or GPU programming is preferred.