Machine Learning Engineer, Core Engineering

Pinterest Pinterest · Consumer · San Francisco, CA · Core Engineering

Machine Learning Engineer at Pinterest focused on building and improving ML models for various product surfaces like Homefeed, Ads, Growth, Shopping, and Search, leveraging deep learning and large-scale data to personalize user experiences.

What you'd actually do

  1. Build cutting edge technology using the latest advances in deep learning and machine learning to personalize Pinterest
  2. Partner closely with teams across Pinterest to experiment and improve ML models for various product surfaces (Homefeed, Ads, Growth, Shopping, and Search), while gaining knowledge of how ML works in different areas
  3. Use data driven methods and leverage the unique properties of our data to improve candidates retrieval
  4. Work in a high-impact environment with quick experimentation and product launches
  5. Keeping up with industry trends in recommendation systems

Skills

Required

  • 2+ years of industry experience applying machine learning methods
  • End-to-end hands-on experience with building data processing pipelines, large scale machine learning systems, and big data technologies (e.g., Hadoop/Spark)
  • Degree in computer science, machine learning, statistics, or related field

Nice to have

  • M.S. or PhD in Machine Learning or related areas
  • Publications at top ML conferences
  • Experience using 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
  • Expertise in scalable realtime systems that process stream data
  • Passion for applied ML and the Pinterest product

What the JD emphasized

  • applying machine learning methods
  • building data processing pipelines
  • large scale machine learning systems

Other signals

  • personalization
  • recommender systems
  • large-scale machine learning systems
  • deep learning