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Staff Machine Learning Engineer, Ads Conversion

223k – 390kSan Francisco, CAPalo Alto, CASeattle, WAHybrid6+ YOE
Summary

Lead technical vision and development of large-scale DNN models for ads conversion modeling, improving user action prediction with low latency. Requires 6+ years building production ML systems at scale and 2+ years leading technical projects.

About the role

What you’ll do

  • Lead the technical direction and development of state-of-the-art applied ML projects for ads conversion
  • Design and build large-scale DNN models to improve user action prediction with low latency
  • Mine text, visual, and user signals to better understand intention and infer interests from online activity
  • Use AI to accelerate analysis and iteration, while applying judgment and verification to ensure correctness and quality
  • Automate repeatable tasks such as documentation, reporting, and QA checks to speed up the development lifecycle
  • Coach and mentor engineers while collaborating with product and sales to design new ad products

What we’re looking for

  • Degree in Computer Science, Statistics, or a related field
  • 6+ years of industry experience building production ML systems at scale (Search, Recommendations, or Ranking)
  • 2+ years of experience leading technical projects or teams
  • Demonstrated ability to use AI to improve speed and quality in day-to-day workflow
  • Experience with Cursor, Copilot, Codex, or similar AI coding assistants for development, debugging, testing, and refactoring
  • Familiarity with LLM-powered productivity tools for documentation search, experiment analysis, SQL/data exploration, and engineering workflow acceleration
  • High integrity and ownership: protect sensitive data, avoid over-reliance on AI, remain accountable for final deliverables
  • Strong mathematical foundation and experience with statistical methods and A/B testing
Skills
PythonTensorFlowPyTorchDeep Neural NetworksA/B TestingStatistical ModelingLarge Language ModelsSQLMachine Learning SystemsRecommendation Systems
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