Software Engineer (Ray Core)

Job Description

Posted on: 
September 19, 2023

The Runtime team develops and maintains the Ray C++ backend (e.g., distributed scheduler, language runtime integration, I/O and memory subsystems). We are responsible for the reliability, scalability, and performance of Ray as well as ensuring that Ray provides the right feature set to support higher level libraries and use cases. The team works on a balance of new features / distributed libraries, test infra improvements, debugging, and longer-term architectural improvements to Ray.

A snapshot of projects you can work on:

- Optimizing performance of large-scale workloads on Ray

- Stability and stress testing infrastructure

- Improving fault tolerance (HA)


  • Develop high quality open source software to simplify distributed programming (Ray)
  • Identify, implement, and evaluate architectural improvements to Ray core
  • Improve the testing process for Ray to make releases as smooth as possible
  • Communicate your work to a broader audience through talks, tutorials, and blog posts

Job Requirements

  • At least 2 year of relevant work experience
  • Solid background in algorithms, data structures, system design
  • Experience in building scalable and fault-tolerant distributed systems

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