--- title: 'PhD Machine Learning Engineer, Intern at Stripe' canonical: 'https://feeny.ai/job/phd-machine-learning-engineer-intern-stripe-san-francisco-m18jjwh93yxt' type: 'job' last_seen: '2026-11-01' --- # PhD Machine Learning Engineer, Intern at Stripe - **Company:** Stripe - **Location:** San Francisco, CA / New York, NY / Seattle, WA - **Posted:** 2026-10-30 - **Last confirmed live:** 2026-11-01 - **Apply:** https://stripe.com/jobs/search?gh_jid=8328662 ## Job description ## Who we are ## About Stripe Stripe is a financial infrastructure platform for businesses. Millions of companies—from the world’s largest enterprises to the most ambitious startups—use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase the GDP of the internet, and we have a staggering amount of work ahead. That means you have an unprecedented opportunity to put the global economy within everyone’s reach while doing the most important work of your career. ## What you’ll do ## About the internship Stripe's Applied ML, Data Science, Risk, and Payments organizations are excited to offer PhD machine learning engineering internships for the summer of 2027. This is an exceptional opportunity to contribute to critical projects that directly enhance Stripe's suite of products, focusing on areas such as foundation models used for dozens of tasks e.g. fraud detection, enhanced support, and predicting user behavior. As an intern, you'll tackle challenging problems at the intersection of finance, technology, and data. You'll have the chance to work on creative projects like the Stripe Assistant and the Stripe Foundation Model, which leverage machine learning to revolutionize how businesses interact with financial services and data. ## 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. ## Who you are ## Minimum requirements - 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 2027 or spring/summer 2028. - 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. ## Preferred qualifications You Might Also Have: - 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. Application requirements Please submit the following with your application: - A detailed resume or LinkedIn profile showcasing your work history. - Examples of relevant work and your approach to learning, such as GitHub repositories, StackOverflow contributions, or other project portfolios. Join us for an unforgettable summer internship and help shape the future of global commerce. At Stripe, you won't just be working on theoretical projects; you'll make a tangible impact on the world's economic infrastructure. ## About Stripe ## Core Business - Primary industry: Financial services / payments infrastructure - Target customers: B2B – from startups to global enterprises (e.g., Le Monde, trucking companies) - Mission: “Increase the GDP of the internet” by making online commerce easier and more accessible ## Products & Services - **Stripe Payments**: Accept and optimise payments globally – online and in person; supports 135+ currencies and payment methods [stripe.com](https://stripe.com/) - **Stripe Billing**: Manage subscriptions, invoices, and recurring revenue; over 200 million active subscriptions managed [stripe.com](https://stripe.com/) - **Stripe Connect**: Embed payments into platforms and marketplaces - **Stripe Atlas**: Incorporate a company, get everything needed to fundraise and start selling - **Stripe Terminal**: In-person payments with customisable card readers - **Stripe Issuing**: Create and manage a card issuing programme - **Stripe Climate**: Automatically contribute a fraction of revenue to carbon removal ## Market Standing - **Valuation/Market Cap**: Not publicly available (private company) - **Key Metric**: $1.9 trillion in payments volume processed in 2025 [stripe.com](https://stripe.com/) - **Notable Investors/Partners**: Not disclosed in provided sources - **Growth Signals**: - Infrastructure underpins more than 1% of global GDP [stripe.com](https://stripe.com/jobs/life-at-stripe) - Over 8,000 employees across 25+ offices worldwide [stripe.com](https://stripe.com/jobs) - 99.999% historical uptime for Stripe services [stripe.com](https://stripe.com/) - Deploys 10,000+ times per day while maintaining five 9s of reliability [stripe.com](https://stripe.com/jobs/life-at-stripe) - 135+ currencies and payment methods supported [stripe.com](https://stripe.com/) ## Competitive Advantages - **Scale & Reliability**: Processes massive transaction volumes with 99.999% uptime – a level of trust few competitors match. - **Developer‑First Experience**: Obsessive focus on API design, documentation, and ease of integration; “start with a blank screen, work until a product is ready, polish until exceptional” [stripe.com](https://stripe.com/jobs/life-at-stripe). - **Global Reach**: Supports 135+ currencies and payment methods, with local offices in 25+ cities to serve regional needs. - **Network Effects**: The more businesses use Stripe, the more data and infrastructure advantages accrue, making it harder to switch. ## Strategic Focus - **AI & Agentic Commerce**: Building economic infrastructure for AI, including monetisation through agentic commerce [stripe.com](https://stripe.com/). - **Crypto & Stablecoins**: Enabling borderless money movement with stablecoins and crypto [stripe.com](https://stripe.com/). - **Platform Expansion**: Continuing to add financial tools (billing, issuing, terminal, climate) that work individually or together. - **Globalisation**: Deepening presence in markets like Japan, India, and Latin America. ## Why Work Here - **Culture**: “Intense and kind” – high expectations paired with a supportive, transparent environment. Weekly all‑hands with senior leaders; decisions based on idea quality, not seniority [stripe.com](https://stripe.com/jobs/life-at-stripe). - **Growth & Ownership**: “Promotions are tied to demonstrated impact, not tenure.” Employees get substantial responsibility early, often working outside their domain [stripe.com](https://stripe.com/jobs). - **Work Model**: Hybrid/remote‑friendly – two main HQs (San Francisco & Dublin) plus 25+ offices, and many Stripes work from home or coworking spaces [stripe.com](https://stripe.com/jobs). - **Benefits**: Comprehensive medical, mental health, financial advisory, family planning, and parental leave. Education team provides onboarding and ongoing expert‑led courses [stripe.com](https://stripe.com/en-gi/jobs/benefits). - **Diversity & Inclusion**: Employee‑created resource groups (Stripe Communities), accommodations for disabilities, and a commitment to equal opportunity [stripe.com](https://stripe.com/jobs). ## Sources 1. [stripe.com/jobs/life-at-stripe](https://stripe.com/jobs/life-at-stripe) 2. [stripe.com/jobs](https://stripe.com/jobs) 3. [stripe.com/](https://stripe.com/) 4. [stripe.com/jobs/search](https://stripe.com/jobs/search) 5. 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