Senior Frontend Engineer

As a **Senior Frontend Engineer** on the Payments Platform team, you'll build scalable, high-performance frontend infrastructure and user experiences that power payment flows for global merchants. You'll work closely with product, design, backend, and customer-facing teams to ship reliable, elegant, developer-friendly solutions used across multiple products and integrations. The role combines strong product thinking with engineering excellence from building reusable UI systems and SDKs to optimizing performance, reliability, and scalability across our platform.
**Responsibilities**:
- Build reusable UI components, shared libraries, and SDKs that support multiple products and integrations.
- Collaborate closely with Product, Design, Backend, and Customer-facing teams.
- Own features end-to-end — technical planning, architecture, implementation, testing, deployment, and monitoring.
- Code reviews, testing, documentation, and observability.
- Publish and manage SDK and N...