Frontend Software Engineer (Payment) - TikTok Live

About the role

TikTok Global Live R&D builds and maintains the products behind TikTok's live streaming business, covering social interaction, monetization, creator ecosystem, subscriptions, game streaming and guild and operations platforms. This Frontend Software Engineer (Payment) role works on the TikTok Money Platform, which provides the payment and financial infrastructure for monetization: user top-ups, subscriptions, Web Checkout, creator withdrawals, LIVE gifting, subscriptions, creator and developer rewards, and the TikTok Wallet. The engineer works alongside a strong team on problems that move real product metrics and user experience.

Key responsibilities

• Develop web applications for TikTok Wallet and Money Platform, ensuring a secure, stable and efficient payment experience.
• Deliver consistent, reliable experiences across iOS and Android WebViews, hybrid containers, mobile web and desktop browsers.
• Own performance and conversion end-to-end, including load success rate, FMP, LCP/INP and payment funnel conversion, finding bottlenecks and proving impact with data and A/B experiments.
• Keep payment flows secure and stable through careful handling of payment data, fault tolerance, monitoring and alerting, and fast incident response.
• Improve the frontend infrastructure, such as SSR, WebView pre-rendering, shared components and build and release pipelines.
• Work with product, design, backend and client teams across regions.

Required profile

• Bachelor's degree or above in Computer Science or a related technical discipline.
• Solid frontend development experience with deep expertise in JavaScript/TypeScript and React or another mainstream framework.
• Proven track record of performance optimization in high-traffic consumer products, with a solid understanding of browser rendering, networking and Core Web Vitals.
• Experience with hybrid/WebView development and cross-platform compatibility across iOS, Android and desktop browsers.
• Data-driven: comfortable defining metrics, running A/B experiments and linking engineering work to business outcomes such as conversion.
• Good written and spoken English for cross-regional collaboration.

Preferred qualifications

• Experience with payments, checkout, e-commerce or fintech products.
• Experience with WebView performance techniques such as pre-rendering and offline packages.
• Experience in multi-end (Native/PC/Server) development.
• Experience leading large cross-team projects or contributing to open source.
• Experience writing tech articles or tech blogs.