Engineer sr - Web & Mobile - U.S

From the beginning, Starbucks set out to be a different kind of company. One that not only celebrated coffee and the rich tradition, but that also brought a feeling of connection. We are known for developing extraordinary leaders who share this passion and are guided by their service to others.

As a Senior Software Engineer on the Partner Technology team, you will design and build web and mobile applications used by Starbucks partners to support store readiness and day-to-day store experiences. You will provide technical leadership across engineering, product, design, and quality assurance to deliver accessible, reliable, scalable, and maintainable solutions.

• Build, iterate, and enhance web and mobile applications that support Starbucks partners’ store readiness and day-to-day store experiences.
• Design and deliver reliable, maintainable, scalable, secure, and accessible experiences using modern web and mobile technologies.
• Lead technical design for complex features and help evolve application architecture, engineering standards, and reusable patterns across web and mobile platforms.
• Design resilient integrations between client applications, GraphQL APIs, REST APIs, and backend services.
• Drive improvements in application quality, automated testing, performance, reliability, accessibility, security, and observability.
• Lead and contribute to architecture discussions, technical design reviews, and collaborative code reviews.
• Partner across product, design, backend engineering, quality assurance, operations, and other engineering teams to deliver end-to-end solutions.
• Mentor engineers and provide technical guidance on complex engineering problems, implementation choices, and technical trade-offs.
• Help evolve the team’s use of AI-assisted development tools and agents while maintaining standards for quality, testing, security, accessibility, and maintainability.
• Contribute to the technical vision and strategy for Partner Technology, including the long-term health of web and mobile applications.

• 5+ years of professional experience building and supporting production web or mobile applications.
• Proficiency with JavaScript and Type Script.
• Experience building component-based applications using React and/or React Native.
• Experience integrating applications with GraphQL APIs.
• Understanding of modern application architecture, including component design, state management, routing, and mobile navigation.
• Experience with HTML and CSS, including responsive layouts and maintainable styling approaches.
• Working knowledge of accessibility practices, including semantic HTML, keyboard navigation, ARIA, and accessible form design.
• Experience writing unit and integration tests using tools such as Vitest, Jest, or React Testing Library.
• Experience using Git and collaborative pull-request and code-review workflows.
• Experience using AI-assisted development tools effectively and responsibly within software development workflows.
• Ability to troubleshoot application issues, support production incidents, and improve application performance and reliability.
• Ability to collaborate effectively with product, design, quality assurance, backend engineering, and other cross-functional partners.
• Strong written and verbal communication skills, including the ability to explain technical decisions and trade-offs.

• Experience developing cross-platform mobile applications with React Native.
• Experience with Next.js or another modern web application framework.
• Experience with Node.js and Express or comparable server-side JavaScript technologies.
• Familiarity with Redux or other client-side state-management solutions.
• Experience consuming REST or…