Pinterest

Sr. Machine Learning Engineer, Core Engineering

Pinterest • $189K — $332K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 4+ years of experience in machine learning applications such as user modeling and recommender systems.
  • Hands-on experience with data processing pipelines and large-scale ML systems.
  • Degree in computer science, machine learning, statistics, or a related field.
  • Publications at top ML conferences (preferred).
  • Experience with AI coding assistants like Cursor or Copilot (nice to have).
  • Familiarity with LLM-powered tools for documentation and data exploration (nice to have).
  • Expertise in scalable real-time systems (nice to have).

Responsibilities

  • Build advanced technology using deep learning and machine learning to enhance personalization.
  • Collaborate with cross-functional teams to experiment and refine ML models across various product areas.
  • Utilize data-driven methods to enhance candidate retrieval processes.
  • Engage in a fast-paced environment focused on rapid experimentation and product launches.
  • Stay updated on industry trends in recommendation systems.

Benefits

  • Equitable and inclusive workplace culture.
  • Flexible working model (PinFlex).
  • Opportunities for professional growth and development.
Full Job Description
What you'll do:
  • Build cutting edge technology using the latest advances in deep learning and machine learning to personalize Pinterest
  • 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
  • Use data driven methods and leverage the unique properties of our data to improve candidates retrieval
  • Work in a high-impact environment with quick experimentation and product launches
  • Keeping up with industry trends in recommendation systems


What we're looking for:
  • 4+ years of industry experience applying machine learning methods (e.g., user modeling, personalization, recommender systems, search, ranking, natural language processing, reinforcement learning, and graph representation learning)
  • 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:
    • 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
    • MS/PhD in Computer Science, ML, NLP, Statistics, Information Sciences, related field, or equivalent experience.


Relocation Statement:
  • This position is not eligible for relocation assistance. Visit our PinFlex page to learn more about our working model.


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#LI-REMOTE

At Pinterest we believe the workplace should be equitable, inclusive, and inspiring for every employee. In an effort to provide greater transparency, we are sharing the base salary range for this position. The position is also eligible for equity. Final salary is based on a number of factors including location, travel, relevant prior experience, or particular skills and expertise.

Information regarding the culture at Pinterest and benefits available for this position can be found here.

US based applicants only

$189,721-$332,012 USD

About Pinterest

Pinterest is a social media platform that allows users to discover and save ideas for recipes, home decor, fashion, and more. The company was founded in 2010 and is headquartered in San Francisco, California. Pinterest has over 400 million monthly active users and is available in over 30 languages. The company's mission is to help people discover and do what they love.
Learn more about Pinterest
Size
3,225 employees
Market Cap
$16 billion
Industry
Net Income
-$128.3 million
Founded
2009
5 Year Trend
+53.9%
Revenue
$1.6 billion
NASDAQ

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