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Senior Machine Learning Engineer, Vector Bidding Science

3 weeks ago
United States
Full-time
Senior
Machine Learning Engineer
Software Development
Apache Spark Deep Learning Flink GCP Machine Learning Python PyTorch Reinforcement Learning
Apply Now
Unity

Unity

Unity is the top platform for real-time 3D content creation, empowering creators across industries to bring their ideas to life with interactive 2D and 3D content.

Internet Software & Services
5K-10K
Founded 2004
View All Jobs 130

Description

  • Define the technical vision for next-generation real-time bidding systems.
  • Design, implement, and optimize core bidding algorithms and auction mechanisms.
  • Architect and scale bid landscape forecasting capabilities.
  • Analyze large-scale marketplace dynamics to identify insights and drive algorithmic improvements.
  • Run offline evaluations and online A/B experiments to validate model performance and business impact.
  • Collaborate cross-functionally with product, infrastructure, and engineering teams.
  • Develop bidding and pacing algorithms that maximize advertisers’ returns.

Requirements

  • Hands-on experience applying machine learning, reinforcement learning, and control theory to real-world bidding or pricing problems.
  • Strong software engineering skills in Python.
  • Experience with deep learning frameworks, preferably PyTorch.
  • Solid understanding of metric design, online experimentation frameworks (A/B testing), and large-scale data analysis.
  • Proven ability to lead projects end to end and deliver measurable business impact in ambiguous technical environments.
  • Experience working with large datasets and distributed computing frameworks such as Spark, Ray, BigQuery, or Flink (preferred).
  • Experience building real-time ad systems, including DSP bidding logic, survival analysis for market price estimation, or game-theoretic modeling (preferred).
  • Experience using AI tools such as Claude Code, GitHub Copilot, or Cursor to accelerate development (preferred).
  • Professional verbal and written English communication skills are required for frequent global collaboration.

Benefits

  • Base salary range of $148,700 to $229,900 USD, depending on location and experience.
  • Comprehensive health, life, and disability insurance.
  • Employee stock ownership.
  • Competitive retirement or pension plans.
  • Generous vacation and personal days.
  • Support for new parents through leave and family-care programs.
  • Mental health and wellbeing programs and support.
  • Commute subsidy, office snacks, employee resource groups, training and development programs, and volunteering/donation matching.

Interested in this position?

Apply directly on the company website

Apply Now

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