Senior Frontend Engineer - Spain - Remote
Our client is looking for a Senior Frontend Engineer who is more than a builder, you’re a feature owner, a UX advocate, and someone who thrives on delivering meaningful, high-quality user experiences. You’ll contribute to our design system, elevate our component architecture, and ensure the frontend remains fast, accessible, resilient, and scalable.
Performance Leadership
Data & State Strategy
Accessibility & UX
Code Quality & Mentorship
6+ years of professional frontend development experience, with at least 4+ years using React and TypeScript in large-scale applications. Deep knowledge of browser internals, runtime behavior, and network performance. Demonstrated ability to diagnose bottlenecks and deliver substantial performance improvements under demanding conditions.
~ Expert-level understanding of JavaScript, HTML, CSS, and core browser APIs. You can write efficient, high-quality code without frameworks and understand how frameworks like React operate under the hood.
~ Advanced knowledge of GraphQL, Apollo Client, and caching patterns. Strong collaboration skills with Product Managers and UX Designers. You can translate product goals and user insights into strong technical solutions that elevate the user experience.
In accordance with local employment laws, applicants must have current, valid authorisation to work at the time of application.