Senior Frontend Engineer - Remote

📋 Description Build and maintain product interfaces in TypeScript, React, TanStack Query, React Router Translate product requirements and design concepts into technical documents that set out scope Design component APIs, state management, and data-fetching patterns that stay readable and Integrate against REST APIs in a service-oriented architecture, shaping the contracts with backend Review, refactor, and retire existing code so it meets the requirements of improved or new features. Diagnose and resolve page load, rendering, and other frontend performance problems. 🎯 Requirements Expert-level TypeScript and modern JavaScript, with deep command of React and the patterns around Strong software engineering fundamentals, including design patterns, testing, debugging, and code Sound grasp of UI, UX and accessibility considerations, with the judgement to improve a design Demonstrable experience diagnosing and fixing page load, rendering, and other frontend performance Working knowledge of frontend observability with Sentry, Grafana logs, or New Relic, and of CI/CD Practical awareness of common frontend security risks, including XSS and CSRF, and how to design