Sr. Machine Learning Engineer, Monetization Engineering

About the role

Pinterest is a platform where millions of people discover creative ideas, dream about new possibilities, and plan for memorable moments. As a Machine Learning Engineer on the Monetization ML Engineering team, you'll work on connecting Pinners' aspirations with the products offered by our partners. Your responsibilities include building cutting-edge technology using the latest advances in deep learning and machine learning to personalize Pinterest.

Responsibilities

• Build cutting edge technology using the latest advances in deep learning and machine learning to personalize Pinterest
• Experiment and improve ML models for various product surfaces (Homefeed, Ads, Growth, Shopping, and Search)
• Collaborate closely with teams across Pinterest to gain knowledge of how ML works in different areas
• Leverage data-driven methods and the unique properties of our data to improve candidate retrieval
• Work in a high-impact environment with quick experimentation and product launches
• Keep up with industry trends in recommendation systems
• Leverage LLMs to enhance content understanding

Requirements

• 2+ 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)
• Degree in computer science, statistics, or related field; or equivalent experience
• End-to-end hands-on experience with building data processing pipelines, large scale machine learning systems, and big data technologies (e.g., Hadoop/Spark)
• Practical knowledge of large scale recommender systems, or modern ads ranking, retrieval, targeting, marketplace systems

Qualifications

• 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

Skills

• Strong programming skills in Python, Java, or C++
• Experience with TensorFlow, PyTorch, or other deep learning frameworks
• Knowledge of machine learning algorithms and techniques
• Experience with large-scale distributed systems and cloud platforms (AWS, Google Cloud, etc.)

Benefits

No specific benefits mentioned.

Pay

$189,721—$332,012 USD

Schedule

No specific schedule mentioned.

Benefits

No specific benefits mentioned.

Company

Pinterest is an equal opportunity employer and makes employment decisions on the basis of merit. We want to have the best qualified people in every job. All qualified applicants will receive consideration for employment without regard to race, color, ancestry, national origin, religion or religious creed, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender, gender identity, gender expression, age, marital status, status as a protected veteran, physical or mental disability, medical condition, genetic information or characteristics (or those of a family member) or any other consideration made unlawful by applicable federal, state or local laws. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements.

Relocation Statement

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