Machine Learning Engineer (AI)

Location: San Francisco, CA or New York, NY; in person 5 days a week, with one company-wide remote week per month

Salary: $200,000–$400,000 USD per year, plus equity and benefits

Company

hirify.global is a public benefit research company developing interpretable AI systems to make advanced models understandable, debuggable, safer, and more useful.

What you will do

• Turn cutting-edge interpretability research into production-ready tools.
• Build tools and infrastructure for understanding and intentionally designing AI models at industry scale.
• Extend and support training infrastructure for large training runs.
• Optimize pipelines and infrastructure for model interpretability, training, and inference.
• Integrate machine learning workflows into products and deploy them to customers.
• Ensure system reliability, reproducibility, and performance.

Requirements

• 5+ years of experience in ML infrastructure, research engineering, or systems programming.
• Ability to work across research and engineering boundaries.
• Expertise in Python, PyTorch or JAX, and distributed systems.
• Experience deploying and maintaining machine learning systems at scale.
• Interest in understanding how models work internally and using that understanding to improve reliability and usefulness.

Nice to have

• Open-source ML infrastructure contributions.
• Startup or frontier lab experience in fast-moving teams.

Culture & Benefits

• Mission- and team-oriented working environment.
• Strong ownership, initiative, and continuous improvement are expected.
• Fast-paced organization focused on meaningful technical challenges.
• Market-competitive salary, equity, and competitive benefits.