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Software Engineer - Data Infrastructure (Pretraining Data)

Xai

$180,000 - $440,000
Oct 9, 2025
Palo Alto, CA, US
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xAI is looking to solve the problem of building petabyte-scale, high-throughput data processing systems for AI training.

Requirements

  • Strong engineering skills with Python, JAX, Rust, and Spark
  • Experience building bespoke data processing libraries from scratch
  • Designing and implementing distributed systems in Rust
  • Keeping up with state-of-the-art techniques for preparing AI training data
  • Organizing and meticulously bookkeeping data across multiple clouds, of multiple modalities, and from many sources

Responsibilities

  • Building petabyte-scale, high-throughput data processing systems
  • Managing workloads across large cloud compute clusters
  • Pre-processing datasets for AI training

Other

  • Strong communication skills
  • Ability to concisely and accurately share knowledge with teammates
  • Work ethic and strong prioritization skills
  • Located near the Bay Area or open to relocation
  • Annual Salary Range: $180,000 - $440,000 USD