Software Development Engineer III (Storefront)

• Design, develop, and maintain scalable, customer-facing storefront experiences across web (ReactJS) and mobile (React Native) applications.
• Lead development of complex features that power the customer-facing shopping experience including browsing, discovery, product pages, cart, and checkout flows.
• Architect performant frontend and mobile systems that support high traffic and large-scale ecommerce workloads.
• Collaborate with cross-functional teams including product, design, backend, and mobile engineering to define requirements and implement scalable solutions.
• Integrate with backend services and APIs, partnering closely with backend teams to define contracts and deliver reliable end-to-end experiences.
• Write clean, efficient, and well-documented code while setting a high engineering bar for quality, performance, and maintainability.
• Debug and resolve complex technical issues related to performance, scalability, and stability across web and mobile applications.
• Drive best practices in frontend and mobile architecture, component and design systems, testing strategies, and performance optimization.
• Participate in code reviews and provide constructive technical feedback to peers.
• Develop and maintain automated tests to ensure high-quality code and reliable releases across web and mobile.
• Stay up-to-date with emerging technologies and recommend tools and frameworks that improve the storefront platform.
• Mentor and guide engineers on the team while helping raise the technical bar across the organization., Quince is committed to providing reasonable accommodations to qualified individuals with disabilities. If you need a reasonable accommodation to complete your application or to perform the essential functions of a role at Quince, please let us know by completing this accommodation form. We review all requests individually and will work with you to determine appropriate accommodations on a case-by-case basis.

Employment is contingent upon successful completion of a background check. Quince will conduct background checks in compliance with applicable federal, state, and local laws.

Must Have:

• Bachelor’s or Master’s degree in Computer Science or a related field.
• 5-8 years of professional experience building modern web and/or mobile applications.
• Strong expertise in JavaScript/TypeScript and either ReactJS or React Native - most of our experiences are built on these frameworks.
• Experience building high-scale, consumer-facing web and mobile applications.
• Strong understanding of performance optimization techniques for frontend and mobile systems.
• Proficiency with HTML, CSS, and modern frontend fundamentals such as state management, component architecture, and responsive, accessible UI.
• Knowledge of web security principles and best practices.
• Proficiency with debugging tools such as React DevTools, Lighthouse, Chrome DevTools, or similar tools.
• Experience integrating with RESTful APIs and backend services.
• Strong problem-solving and analytical skills.
• Excellent communication and collaboration skills.
• Ability to work independently while leading technical initiatives within cross-functional teams.

Nice to Have:

• Experience with server-side rendering frameworks such as NodeJS, Nest, ExpressJS, Next.js or equivalent.
• Familiarity with native Android (Kotlin/Java) and native iOS (Swift/Objective-C) development is expected, including how React Native bridges to and interoperates with native modules.
• Experience shipping and maintaining apps in the App Store and Google Play, including release, code-signing, and over-the-air update workflows.
• Familiarity with mobile CI/CD, crash reporting, and performance monitoring tools.
• Exposure to A/B testing frameworks and data-driven experimentation.

All posted ranges are reflective of base salary and may vary depending upon experience level and location. Bonus and equity may also be provided for eligible roles.

Joining Quince means being part of a mission-driven team reshaping retail. You will work alongside talented colleagues, tackle meaningful challenges, and contribute to building a more sustainable, accessible future for customers and partners alike.