Staff ML Engineer, ML Foundations

Stripe • San Francisco, CA

102d • $300,000 - $450,000

About The Position

As a Machine Learning Engineer on the ML Foundations team, you'll solve some of Stripe's most challenging technical problems that span multiple teams and directly impact our research and engineering efforts around building the Stripe Foundation Models, Assistants, and Agents. You'll be responsible for both hands-on technical contributions and driving strategic initiatives that shape how ML systems operate at scale across Stripe.

Requirements

• 10+ years of experience building and shipping ML models that power AI/ML product features, with a strong emphasis on modern technologies such as DNNs, Transformers, and Foundation Models
• Strong programming skills in languages used for ML systems (Python, Java, Scala, or Go) with demonstrated ability to write production-quality code
• A strong builder mindset, with the ability to define a team's charter and lead the development of complex systems from scratch
• Proven ability to shepherd large, complex ML projects and drive transformational change in an organization
• Deep passion for solving really interesting problems and for building the latest technologies rather than relying on outdated methods

Nice To Haves

• A PhD or Master's degree with a research-oriented background, with the ability to dive into research papers and stay current with academic publications
• Experience with a large-scale, data-rich product in a domain such as payments, commerce, search, or social media
• Knowledge of the challenges and opportunities in applying ML to fraud prevention, merchant intelligence, or financial services
• Published research or open source contributions in AI/ML or related fields

Responsibilities

• Develop foundation models for payments, merchants, and consumers that span Stripe product areas
• Develop Universal AI Assistants and AI Agents to answer questions and automate tasks across Stripe products
• Drive technical excellence through hands-on contributions to the design and development of state-of-the-art AI/ML systems, conducting architecture reviews, and maintaining high code quality
• Partner with engineering and product leaders across Stripe to identify and prioritize foundational investments such as foundation models, assistants, and agents that unlock new capabilities for product teams
• Contribute to Stripe's technical strategy by representing AI/ML engineering perspectives in company-wide technical decisions and roadmap planning
• Mentor ML engineers across Stripe on ML systems design, helping teams navigate complex technical trade-offs, and adopt platform capabilities effectively

Benefits

• Equity
• Company bonus or sales commissions/bonuses
• 401(k) plan
• Medical, dental, and vision benefits
• Wellness stipends

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Industry: Credit Intermediation and Related Activities
• Education Level: Ph.D. or professional degree