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Senior Frontend Engineer, Growth

Airwallex · US - Seattle

hybridsenior$158,000–$225,000Posted Jun 19, 2026ReactTypeScriptJavaScriptSEOAccessibilityAPI integrationWeb performanceFeature flagging

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About this role

**Senior Frontend Engineer, Growth** **About Airwallex** Airwallex is the AI-native financial operating system for a real-time, intelligent economy. More than 675,000 businesses—including McLaren Racing, Qantas, SHEIN, and TikTok—use Airwallex (directly or via partners) to run financial operations or build and monetize financial products. **How you’ll make impact** Growth Engineering at Airwallex builds an AI-native platform that powers customer acquisition, activation, conversion, retention, and expansion. You’ll design, build, and own high-performance web experiences and frontend platforms that power Growth at scale. **Key responsibilities** - Build scalable frontend experiences (high-performance websites, landing pages, growth funnels, campaign management platforms, and personalized customer journeys) using **React** and **TypeScript**. - Develop AI-native user experiences—intuitive interfaces and workflows that help teams leverage AI-powered insights, automation, and intelligent decision-making. - Own end-to-end technical delivery: design, implement, test, deploy, and optimize complex frontend applications and components. - Drive performance and experimentation to improve web performance, **SEO**, accessibility, and conversion (experimentation, feature flagging, and data-driven iteration). - Solve ambiguous business problems by partnering with Product, Design, Marketing, Data Science, and Backend Engineering. - Elevate frontend engineering quality through architecture, reusable component systems, code reviews, knowledge sharing, and mentoring. **Location / work setup (US)** Work from the **San Francisco office three days per week**. **What we’re looking for (essentials)** - **5+ years** of professional frontend engineering experience building and operating production web applications, plus a **Bachelor’s degree** in Computer Science/Engineering or related field. - Strong proficiency in **JavaScript, TypeScript, React**, and modern frontend development practices. - Solid computer science fundamentals and experience building clean, modular, maintainable applications. - Strong understanding of frontend architecture and web performance (component design, state management, API integration, responsive design, accessibility, performance optimization). *Note: The provided description appears truncated after “Proven…”.*

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