PhD Machine Learning Engineer, Intern

Stripe is a financial infrastructure platform for businesses, aiming to increase the GDP of the internet. The internship offers an opportunity to contribute to machine learning projects that enhance Stripe's products, focusing on areas like fraud detection and user behavior prediction. Responsibilities Develop and deploy large-scale machine learning systems that drive significant business value across various domains Engage in the end-to-end process of designing, training, improving, and launching machine learning models Write production-scale ML models that will be deployed to help Stripe enable economic infrastructure access for a diverse range of businesses globally Collaborate across teams to incorporate feedback and proactively seek solutions to challenges Rapidly learn new technologies and approaches, demonstrating a strong ability to ask insightful questions and communicate the status of your work effectively Skills A deep understanding of computer science, obtained through the pursuit of a PhD in Computer Science, Machine Learning, or a closely related field, with the expectation of graduating in winter 2026 or spring/summer 2027 Practical experience with programming and machine learning, evidenced by projects, classwork, or research. Familiarity with languages such as Python, Scala, Spark and libraries such as Pandas, NumPy, and Scikit-learn Expertise in areas of machine learning such as supervised and unsupervised learning techniques, ML operations, and possibly experience in Large Language Models or Reinforcement Learning Demonstrated ability to work on collaborative projects, with experience in receiving and applying feedback from various stakeholders A proactive approach to learning unfamiliar systems and a demonstrated ability to understand complex systems independently Intent to return to the degree-program after the completion of the internship/co-op Two years of university education or equivalent experience, with in-depth knowledge in specific domains of machine learning Published and presented peer-reviewed articles in top-tier venues Experience in writing high-quality pull requests, maintaining good test coverage, and completing projects with minimal defects Familiarity with navigating new codebases and managing work across different programming languages Excellent written communication skills to clearly articulate your work to both team members and wider Stripe audiences Benefits Equity Company bonus or sales commissions/bonuses 401(k) plan Medical, dental, and vision benefits Wellness stipends Company Overview Stripe is an API technology company that provides online payment processing and commerce solutions for Internet businesses. It was founded in 2010, and is headquartered in South San Francisco, California, USA, with a workforce of 5001-10000 employees. Its website is Company H1B Sponsorship Stripe has a track record of offering H1B sponsorships, with 272 in 2025, 283 in 2024, 141 in 2023, 379 in 2022, 276 in 2021, 111 in 2020. Please note that this does not guarantee sponsorship for this specific role.