Senior Software Engineer, Machine Learning

Legion

Remote regions

US

Salary range

$230,000–$270,000/yr

Benefits

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Responsibilities:

  • Design, build, and maintain the core AI capabilities that power intelligent experiences across the platform.
  • Develop reusable capabilities for model integration, reasoning, multimodal understanding, and evaluation.
  • Optimize AI systems through experimentation, quantitative evaluation, and iterative refinement.

Required Skills and Qualifications:

  • Bachelor's or Master's degree in Computer Science or related field, or equivalent experience.
  • 5+ years building production software systems with strong skills in Rust, Python, or similar.
  • Proven ability to build scalable backend services, APIs, and distributed systems.

Preferred Skills and Qualifications:

  • Experience building reusable AI capabilities or shared AI services.
  • Familiarity with deploying, optimizing, or serving open-source foundation models.
  • Knowledge of evaluation frameworks, benchmarks, or datasets for AI applications.

Legion

Legion embeds intelligence inside complex systems, unlocking data and accelerating human workflows for government and enterprise. They collaborate with world-class partners like Palantir and Nvidia, building intelligent infrastructure with a team of bold thinkers.

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