Senior Machine Learning Developer, Advertiser Growth

Unity

Senior Machine Learning Developer designing advanced GenAI systems for advertiser growth at Unity. Leading backend integration, budget management, and experimentation infrastructure.

Posted 4/24/2026full-timeRemote • 🇨🇦 CanadaSenior💰 CA$152,900 - CA$206,400 per yearWebsite

Tech Stack

Tools & technologies

FluxGoJavaKafkaScalaSpark

About the role

Key responsibilities & impact

Design and optimize sophisticated pacing controllers (PID, probabilistic forecasting).
Lead server-side integration of generative AI models (Diffusion, LLMs).
Build and scale high-velocity experimentation infrastructure.
Design and maintain high-throughput billing pipelines.
Analyze complex financial and marketplace datasets.

Requirements

What you’ll need

Advanced degree in Computer Science or a related field, or equivalent experience.
8+ years of software development experience, including at least 5 years working on ad-serving/ad-delivery systems.
Strong experience designing and operating large-scale, low-latency server systems, especially in Java, Go, or Scala.
Solid proficiency with budget-control systems, feedback loops, or spend-forecasting algorithms.
Proven track record building or scaling experimentation platforms.
Substantial experience with critical pipelines (billing, payments, clearing/settlement systems).
Experience or a strong interest in designing server-side flows to deploy, scale, and store generative AI models.
Proficiency in real-time stream processing (Kafka, Flink, or Spark).
Comfortable owning and driving ambitious technical roadmaps across multiple quarters, and mentoring/growing senior engineers.

Benefits

Comp & perks

Comprehensive health, life, and disability insurance
Commuter subsidy
Employee equity participation
Competitive retirement/pension plans
Generous vacation and personal time off
New-parent support including leave and family support programs
Office-provided snacks
Mental health and wellness programs and support
Employee resource groups
Global employee assistance program
Training and development programs
Volunteer and donation-matching program

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

PID controllersprobabilistic forecastingJavaGoScalabudget-control systemsfeedback loopsspend-forecasting algorithmsreal-time stream processingKafka

Soft Skills

leadershipmentoringorganizational skillscommunication skills

Certifications

advanced degree in Computer Science