Software Engineer, Intern (Summer)

Details

About Stripe

Stripe is a technology company focused on improving the conditions for economic growth and prosperity. Stripe builds programmable financial infrastructure to make it easier and cheaper for businesses to start and scale. Its products include reliable APIs, financial infrastructure, and risk and fraud systems.

Responsibilities

As an intern at Stripe, you will work on projects across the technology stack that directly impact millions of businesses. You will own problems end to end with support from your manager and teammates, contribute to Stripe's production codebase, and learn to ship high-quality work at scale. Recent intern projects have included expanding Payments Foundation Model capabilities for generalized anomaly detection, building more approachable fraud controls, creating safer payouts, and developing user-facing solutions to prevent pricing mistakes and simplify merchant checkout setup.

• Operate as a member of the assigned team and participate in team discussions, decisions, and technical design processes.
• Write production software with meaningful impact on Stripe's business and users.
• Give and receive technical feedback through code reviews and design discussions.
• Collaborate with engineers and cross-functional stakeholders to seek and incorporate feedback.
• Learn quickly by asking questions, working effectively with the intern manager and teammates, communicating work status clearly, and using the latest AI tooling.

Requirements

• Strong fundamental understanding of computer science through pursuit of a bachelor's or master's degree in computer science, mathematics, or a related discipline.
• Programming experience through side projects or classwork. Stripe works primarily with Ruby, Java, JavaScript, Go, and Scala, but new languages can be learned when strong fundamentals and general knowledge are present.
• Experience from previous internships or other multi-person projects, including open-source contributions, demonstrating the ability to evaluate and receive feedback from mentors, peers, and stakeholders.
• Ability to learn unfamiliar systems and understand them through independent research and collaboration with mentors or subject-matter experts.
• Ability to use AI tools to accelerate development while applying critical thinking and professional judgment to review, refine, and validate outputs.

Preferred Qualifications

• At least one year of university education or equivalent work experience.
• Specialized knowledge in one or more areas, such as frontend, backend, infrastructure, or other technologies, balanced with general technical skills and knowledge.
• Experience writing high-quality pull requests with good test coverage and completing projects with minimal defects.
• Familiarity with navigating and managing work in new codebases involving multiple languages.
• Clear written communication skills and the ability to explain work to stakeholders, team members, and colleagues.

About the Internship

The internship program is competitive and has high expectations. Interns work alongside technically rigorous engineers and contribute to projects that affect Stripe's users and business.