ML Engineer, Ads Personalization & Optimization

Unity Technologies; Mountain View (CA); On-site; USD 159,600 - 239,400; Full time

Benefits offered by this job

Health insurance

Commuter subsidy

Employee stock ownership

Competitive retirement plans

Generous vacation and personal days

Parental leave

Job summary

Unity is seeking a Senior Gamer AI Engineer to advance our ad ranking and recommendation systems. You will build and maintain user understanding models, ensuring model quality and addressing data drift across large-scale deployments.

Applicants should have 5+ years in Ads systems, 3+ years in content understanding, and strong proficiency in Python, Go, Scala, or C++. This role is based in Mountain View, CA with on-site expectations.

Qualifications

• Advanced degree in CS/ML/Statistics or equivalent practical experience.
• 5+ years building and operating large-scale Ads delivery/optimization systems.
• 3+ years in content understanding, behavior modeling, user profiling, and cohort analysis.
• Knowledge of metric design, experimentation, and large-scale data analysis.

Responsibilities

• Design, implement, and maintain user understanding models.
• Monitor performance, calibrate predictions, and address data drift or delayed feedback.
• Set long-term direction with leads, plan and oversee engineering designs and execution.
• Translate complex technical concepts for non-engineering stakeholders.

Skills

Advanced degree in CS/ML/Statistics

Machine learning

Communication with stakeholders

Education

MS or PhD in Computer Science, Machine Learning, Statistics

Tools

Python

Go

Scala

C++

Job description

Unity is seeking a Senior Gamer AI Engineer to advance our ad ranking and recommendation systems. You will build and maintain user understanding models, ensuring model quality and addressing data drift across large-scale deployments.

Applicants should have 5+ years in Ads systems, 3+ years in content understanding, and strong proficiency in Python, Go, Scala, or C++. This role is based in Mountain View, CA with on-site expectations.