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AI Engineer - Multimodal

Xai

$180,000 - $440,000
Oct 9, 2025
San Francisco, CA, US
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xAI is looking to advance multimodal capabilities, including understanding and generation across image, video, and audio, by improving data quality, developing evaluation frameworks, and designing efficient algorithms for state-of-the-art model performance.

Requirements

  • Python
  • Jax
  • Rust
  • Track record in leading research that significantly improves the capability and performance of neural networks, whether better data or better modeling.
  • Experience in data-driven experiment designs and systematic analysis for iterative model debugging.
  • Experience in developing or working with large-scale distributed machine learning systems.

Responsibilities

  • Creating and driving research agenda to advance multimodal capabilities, which include both multimodal understanding and multimodal generation, across different modalities like image, video and audio.
  • Improving data quality, developing data filtering/generation techniques, and performing data study.
  • Creating evaluation frameworks and internal benchmarks.
  • Designing and implementing effective and efficient algorithms for achieving state-of-the-art model performance.

Other

  • All employees are expected to be hands-on and to contribute directly to the company’s mission.
  • Leadership is given to those who show initiative and consistently deliver excellence.
  • Work ethic and strong prioritization skills are important.
  • All engineers and researchers are expected to have strong communication skills.
  • Candidates are expected to be located near the Bay Area or open to relocation.