Legion Intelligence
Senior Software Engineer - Machine Learning (Remote US)
$170K–$200K
USA · Senior · Full-time · Posted Aug 5, 2026
- Experience
- 5+ years building production software systems.
- Education
- Bachelor’s or Master’s degree in Computer Science, Machine Learning, or a related technical field, or equivalent practical experience.
- Visa sponsorship
- US Citizenship or Greencard (Permanent US Residency) is required due to US Government contract requirements; must be domiciled in the U.S. (live permanently and maintain home address in the US).
About the job
Builds and operates production AI capabilities and distributed services for Legion’s enterprise AI platform, integrating foundation models into secure, scalable applications.
What you'll do
- Develop reusable AI capabilities for model integration, reasoning, multimodal understanding, structured generation, and evaluation.
- Build backend services, APIs, and distributed AI systems; turn successful AI experiments into production features.
- Evaluate and optimize AI systems for latency, reliability, scalability, performance, and cost.
What they ask for
- Bachelor’s or Master’s degree in Computer Science, Machine Learning, or a related technical field, or equivalent practical experience.
- 5+ years of experience building production software systems.
- Experience with Rust, Python, or similar languages, and building scalable backend services, distributed systems, APIs, or data-intensive applications.
- Hands-on experience integrating large language models or other foundation models into production applications.
Nice to have
- Experience building reusable AI capabilities or serving open-source foundation models.
- Experience with Kubernetes, cloud-native infrastructure, AI evaluation frameworks, or RAG.
Pay
$170,000 — $200,000 USD (base salary)
Tools
Rust, Python, Kubernetes
AI focus
Integrates foundation models into production; develops reusable AI capabilities, including reasoning, multimodal understanding, structured generation, and evaluation; prototypes and optimizes AI systems.
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