Design Systems QA Specialist — React / B2B eCommerce

Company
Braintrust is a global talent network that connects top independent professionals with leading companies for high-quality, flexible work. We help organizations hire skilled talent faster while giving professionals access to vetted opportunities with innovative teams.

Job description

We are looking for a hands-on Design Systems QA Specialist to support the evolution of a B2B eCommerce design system. This is a part-time engagement of approximately 10–12 hours per week, working closely with a designer and engineering team as the existing system migrates from Vue to React.

Key Activities

• Review React components against design system specifications and approved designs
• Perform design QA across responsive components and key eCommerce experiences, including PDP, PLP, and cart
• Validate visual consistency, responsive behavior, typography, tokens, spacing, and component states
• Identify and document discrepancies between design and implementation
• Collaborate closely with Design and Engineering to resolve implementation issues
• Support QA of components and experiences implemented in Shopify

Key Requirements

• Strong experience with design systems and UI/design QA
• Solid understanding of React-based component libraries
• Experience reviewing responsive web and eCommerce experiences
• Strong attention to visual detail and consistency
• Familiarity with Figma and developer handoff workflows
• Shopify experience is a plus