Senior Frontend Engineer

Senior Frontend Engineer (Webshare product) We’re a team of 500+ professionals who develop cutting-edge proxy and web data scraping solutions for thousands of the world’s best known businesses, including Fortune 500 companies. About the Role: You'll build and maintain the customer-facing dashboard that powers Webshare's proxy infrastructure. Our Next.js application serves many active users managing billions of proxy requests daily. You'll work on a modern React 19 + TypeScript stack with a highly autonomous team, balancing new features, experiments, and technical improvements. Your day-to-day: * Build and maintain performant frontend applications using Next.js 15, React 19, and TypeScript that power Webshare's proxy management dashboard. * Own the design and delivery of UI features covering subscriptions, proxy configuration, analytics, user management, and payments (Stripe integration). * Collaborate in a highly autonomous team to scope, plan, and execute work with minimal meetings. * Investigate and resolve production issues using Sentry error monitoring and DataDog browser RUM. * Balance time equally between features, experiments, tech debt, and bug fixes. * Write comprehensive tests using Jest, Testing Library, and Playwright for E2E coverage. * Develop and maintain component library with Storybook and Material UI (MUI 7). * Continuously improve performance, accessibility, and user experience.