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Software Engineer III, Frontend (Storefront)

Quince· Storefront Engineering
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Palo Alto, CA$195k - $235kFull-timePosted 3mo ago

About the role

Frontend-focused software engineer role responsible for designing, developing, and maintaining scalable storefront experiences (web and mobile) for Quince’s store, leading complex frontend features, collaborating cross-functionally, and raising the engineering bar.

Responsibilities

  • 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.

Qualifications

  • 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.

Skills

Required:JavaScript/TypeScriptReactJSReact NativeHTML/CSSRESTful APIsPerformance optimizationTestingCode reviews
Nice to have:Mentoring

Benefits

  • Not specified in the provided description
Last updated Sep 30, 2026. Interested? Apply on the company site.
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About Quince

High Quality Essentials, Radically Low Prices

Quince brings luxury products like Mongolian Cashmere, Italian Leather, Turkish Cotton and Washable Silk to everyone at radically low prices. Shop premium essentials with no middleman.

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