ML Engineer II, Responsible AI: Impact at Scale

Pinterest; United States; Remote; USD 139,000 - 286,000; Full time

Benefits offered by this job

Equity

Job summary

Pinterest is seeking a Senior Responsible AI Engineer to advance fairness and safety in large-scale ML systems. You will shape technical strategy, mentor engineers, and collaborate with product teams to deploy responsible AI practices across ads, search, and recommendations.

You will apply cutting-edge ML architectures (transformers, LLMs) and measure interventions at scale, ensuring bias mitigation and alignment with Pinterest's values.

Qualifications

• Extensive, real-world experience applying advanced ML methods to production systems, with a strong track record in responsible technology - spanning fairness, ethics, and broader societal considerations.
• Deep familiarity with cutting-edge ML architectures (e.g., transformer-based models, 2-tower architectures, LLMs) and their applications in large-scale Search and Recommender Systems.
• Proven ability to measure, deploy, and refine fairness interventions and broader Responsible AI solutions at scale, bridging state-of-the-art research with tangible product impact.

Responsibilities

• Execute on projects in the responsible AI frontier, to identify, avoid, and mitigate bias across a wide range of ML applications at Pinterest including generative AI.
• Collaborate with other engineering teams to leverage platforms and signals and work with them on adoption and evaluation of Responsible AI practices and ML Fairness tooling.
• Mentor junior engineers on the Responsible AI team and across the company on the R-AI space.
• Work with the team and senior leaders at the company to define and drive technical strategy in this area.

Skills

Responsible AI

Fairness

ML in production

Transformers

LLMs

Mentoring

Strategic ML

Education

Master's or PhD in Computer Science or related field

Tools

Cursor/Copilot/Codex

SQL/Data exploration

Job description

Pinterest is seeking a Senior Responsible AI Engineer to advance fairness and safety in large-scale ML systems. You will shape technical strategy, mentor engineers, and collaborate with product teams to deploy responsible AI practices across ads, search, and recommendations.

You will apply cutting-edge ML architectures (transformers, LLMs) and measure interventions at scale, ensuring bias mitigation and alignment with Pinterest's values.