UX Engineering Intern (San Francisco)

📍 Job Overview

Job Title: UX Engineering Intern (San Francisco)

Company: Pinterest

Location: San Francisco, CA, US

Job Type: Internship

Category: UX Engineering / Front-End Engineering

Date Posted: October 1, 2026

Experience Level: Entry Level / Intern

Remote Status: Hybrid

🚀 Role Summary

• Bridge the gap between design and front-end engineering by prototyping and validating innovative ideas.

• Contribute to and enhance Pinterest's robust design system, ensuring consistency and scalability across the platform.

• Translate user research and data insights into polished, performant, and accessible user interfaces for millions of Pinners.

• Execute scoped technical tasks end-to-end, delivering well-documented, tested, and operable code.

• Collaborate closely with cross-functional teams including Product, Design, Data Science, and Engineering to bring future Pinterest experiences to life.

📝 Enhancement Note: This role is specifically for an internship, targeting individuals pursuing a Master's degree. The focus is on bridging design and engineering, with a strong emphasis on prototyping, user experience, and contributing to the design system, all within a hybrid work model. The integration of AI in the hiring process and product development is a key differentiator for this role at Pinterest.

📈 Primary Responsibilities

• Take full ownership of assigned tasks and projects, ensuring high-quality completion through proactive incorporation of guidance from mentors, managers, and peers.

• Execute and deliver scoped technical tasks from conception to deployment, directly contributing to the development of new and improved Pinterest features.

• Produce clean, well-documented, tested, and operable code that adheres to engineering best practices and standards.

• Act as a key liaison between design and engineering teams, facilitating clear communication and efficient translation of design concepts into functional components.

• Proactively communicate new ideas, provide constructive feedback, and share opinions with candor to foster a culture of continuous improvement and innovation.

• Contribute to the development and maintenance of Pinterest's design system, ensuring its evolution and adoption across product teams.

• Prototype and validate design concepts and technical solutions through iterative development and user testing.

• Ensure all developed user experiences are accessible, delightful, and meaningful for the global Pinner community.

📝 Enhancement Note: The responsibilities emphasize end-to-end ownership, collaboration, and the production of high-quality, user-centric code. The role requires not just technical execution but also active participation in team communication and contribution to the broader product development lifecycle.

🎓 Skills & Qualifications

Education:

• Must be currently enrolled in a Master's program in Computer Science, Statistics, Psychology, Sociology, Applied Sciences, or a closely related field.

• Expected to obtain a Master's degree by 2027. Experience:

• Previous Software Engineering internship experience is required.

• Demonstrated experience in prototyping and translating design concepts into functional interfaces. Required Skills:

• Proficiency in at least one dynamic programming language such as JavaScript, CSS, HTML, Python, Java, Go, or C++.

• Strong understanding of front-end engineering principles and best practices.

• Ability to bridge communication and technical understanding between design and engineering disciplines.

• Passion for solving user-experience problems and enhancing the Pinner experience.

• Aptitude for continuous learning and adapting to new technologies and methodologies.

• Excellent communication and collaboration skills, with the ability to articulate ideas clearly.

• Ability to take ownership and manage tasks effectively within a project scope. Preferred Skills:

• Experience contributing to or utilizing design systems.

• Familiarity with accessibility standards (e.g., WCAG).

• Experience with performance optimization techniques for web applications.

• Exposure to AI/ML concepts as they apply to user experience or engineering.

• Familiarity with various programming languages and tools used in a large-scale tech environment.

📝 Enhancement Note: The qualifications highlight a blend of academic rigor (Master's level) and practical experience (internships). The emphasis on dynamic programming languages and UX problem-solving indicates a role that is hands-on with front-end development and user-centric design. The inclusion of AI as a consideration in the hiring process and product development is a significant factor for potential candidates.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• Showcase examples of front-end development projects that demonstrate an understanding of user experience principles.

• Include prototypes or interactive mockups that illustrate the translation of design concepts into tangible interfaces.

• Present projects where you have contributed to or utilized a design system, highlighting your understanding of its components and benefits.

• Demonstrate projects that emphasize code quality, including examples of testing, documentation, and maintainability. Process Documentation:

• Clearly articulate the process followed in your projects, from initial problem definition and ideation to design, development, and iteration.

• Highlight how you incorporated feedback from mentors, peers, or user testing into your development process.

• Document your approach to problem-solving, illustrating how you tackled technical challenges and optimized solutions.

• Explain your collaboration process with design and other engineering teams on past projects.

📝 Enhancement Note: For an intern role focused on UX Engineering, the portfolio should emphasize the ability to bridge design and code. This means showcasing projects that demonstrate not just coding ability but also an understanding of user needs, design principles, and the iterative process of building user-facing features. The inclusion of AI in the company's philosophy means candidates might benefit from showcasing projects that explore AI-enhanced user experiences or development workflows.

💵 Compensation & Benefits

Salary Range:

• The minimum base salary for this position is $8,250 per month.

• The maximum base salary for this position is $11,000 per month.

• This range is based on a monthly compensation structure. Benefits:

• Eligibility for relocation assistance to San Francisco.

• Access to Pinterest's "PinFlex" program, offering flexibility in working arrangements.

• Opportunities for professional development and learning through mentorship and training programs.

• Exposure to cutting-edge AI technologies and their application in product development.

• Inclusion in a collaborative and innovative work environment with a focus on employee well-being.

• Potential to contribute to experiences used by millions of users worldwide. Working Hours:

• Standard full-time internship hours are expected, likely around 40 hours per week.

• The hybrid work model allows for flexibility, with [1-2] days per week required in the office for in-person collaboration.

📝 Enhancement Note: The salary range is provided on a monthly basis. The benefits highlight the company's commitment to flexibility (PinFlex) and professional growth, with a specific mention of AI and relocation assistance, which are crucial for intern roles. The hybrid requirement is clearly defined.

🎯 Team & Company Context

🏢 Company Culture

Industry: Social Media / Technology / E-commerce Platform

Company Size: Pinterest is a large, established technology company, indicated by its extensive career page and global presence. The company employs a significant number of people, fostering a dynamic and resource-rich environment for interns.

Founded: Pinterest was founded in 2010, giving it over a decade of experience in scaling a platform and building a strong user base. This history suggests a company with established processes and a proven track record of innovation.

Team Structure:

• The UX Engineering Intern will work within a team that bridges Product Design and Front-End Engineering.

• This role involves close collaboration with mentors, managers, and peers across Product, Design, Data Science, and Engineering departments.

• The structure emphasizes cross-functional teamwork and mentorship to support intern growth and project success. Methodology:

• Pinterest emphasizes a data-driven approach to product development, leveraging insights to inform design and engineering decisions.

• The company encourages a culture of experimentation and iteration, where feedback is actively sought and incorporated.

• There is a strong focus on building accessible, performant, and delightful user experiences.

• The company highlights its use of AI as a partner for creativity and impact, suggesting an experimental and forward-thinking approach to technology.

Company Website: https://www.pinterest.com/

📝 Enhancement Note: Pinterest's culture is described as innovative, collaborative, and focused on user inspiration