Principal Machine Learning Engineer (Ads Modeling)

Location: Mountain View, California, USA

Gross annual base salary: $197,400–$325,400 USD, depending on salary zone.

Company

hirify.global develops a leading game engine and 3D technology platform used across games, XR, web, automotive, manufacturing, and healthcare.

What you will do

• Identify opportunities and design a modeling roadmap addressing customer needs.
• Drive foundational research into new machine learning models and paradigms.
• Use rich user data and large-scale compute to validate models rapidly.
• Advance ads recommendation algorithms and personalized advertising experiences.
• Collaborate with engineering and product teams to productionize research.

Requirements

• Hands-on experience applying state-of-the-art machine learning and deep learning models to complex real-world problems.
• Expertise in user behavior modeling.
• Proficiency in Python, PyTorch, and deep learning frameworks.
• Strong understanding of metric design, large-scale data analysis, and distributed computing frameworks.
• Ability to drive projects end-to-end, solve critical cross-team problems, and deliver measurable business results.
• Sufficient English proficiency for frequent professional verbal and written communication.

Culture & Benefits

• Health, life, and disability insurance, with offerings varying by country and employment status.
• Employee stock ownership and retirement or pension plans.
• Vacation, personal days, parental leave, and family-care programs.
• Mental health support, employee resource groups, and global employee assistance.
• Training and development programs, volunteering, and donation matching.
• Commute subsidy and office food snacks.