Senior Applied Scientist, Ads Ranking & Prediction

Unity Enterprise; Mountain View (CA); Hybrid; USD 149,000 - 245,000; Full time

Benefits offered by this job

Health and Wellness Benefits

Employee Stock Ownership Plan

Generous vacation and personal days

Job summary

Unity Technologies is seeking a Senior Applied Scientist to build and maintain advanced systems that understand user behavior across applications. You will improve ad ranking, conversion predictions, and recommendation systems to enable smarter bidding strategies and richer behavioral models.

You will work with state-of-the-art ML techniques, monitor model quality, and collaborate with stakeholders to set long-term direction for the Gamer AI team.

Qualifications

• Advanced degree in a related field (CS/ML/Statistics) or equivalent practical experience.
• 5+ years building and operating large-scale Ads delivery and optimization systems.
• 3+ years in content understanding, behavior modeling, user profiling, and cohort analysis.

Responsibilities

• Design, implement, and maintain user understanding models.
• Monitor model quality, calibrate predictions, and address data drift or delayed feedback.
• Plan and oversee engineering designs and project execution with leads.
• Communicate complex technical concepts to non-engineering stakeholders.

Skills

Python

Go

Scala

C++

Education

MS or PhD in CS/ML/Statistics

Job description

Unity Technologies is seeking a Senior Applied Scientist to build and maintain advanced systems that understand user behavior across applications. You will improve ad ranking, conversion predictions, and recommendation systems to enable smarter bidding strategies and richer behavioral models.

You will work with state-of-the-art ML techniques, monitor model quality, and collaborate with stakeholders to set long-term direction for the Gamer AI team.