Senior Frontend Developer

Senior Frontend Engineer | React / NextJS | Remote

A leading scheduling platform, used by over 30 million people, is hiring a Senior Frontend Engineer to work remotely in Spain.

As a Senior Frontend Engineer, you will be more than just a builder—you’re a feature owner, a UX advocate, and a performance leader who thrives on delivering meaningful, high-quality user experiences at scale. You’ll be instrumental in defining the frontend architecture and standards for a platform used by millions.

What You Will Do Define and guide the technical direction for the frontend ecosystem. Lead the evolution of the

Design System and Component Library . Own

Core Web Vitals

and performance metrics, optimising bundle sizes and build speeds. Leverage advanced techniques like

React Server Components (RSC)

within

Next.js

for exceptional performance. Architect efficient state management, optimising API interactions via

Apollo Client and GraphQL . Act as a core stakeholder in improving the

Developer Experience (DX) , refining CI/CD pipelines and tooling. Champion

accessibility (WCAG compliance)

and inclusive design across user experiences. Lead through high-quality code, rigorous reviews, and mentor mid-level engineers in

TypeScript

best practices.

Our Ideal Candidate We are seeking someone who views the frontend as a strategic product foundation and brings strong architectural intuition.

Your background should include: 6+ years of professional frontend experience, with 4+ years using

React and TypeScript

in large-scale applications. Deep knowledge of browser internals and a proven ability to deliver

substantial performance improvements . Expert-level understanding of

JavaScript, HTML, CSS , and core browser APIs. Advanced knowledge of

GraphQL, Apollo Client , and effective caching patterns. Strong ability to collaborate with Product Managers and UX Designers to translate goals into high-impact technical solutions.

Why This Role Matters Directly influence the technical direction and user experience for a platform used globally by a massive user base. Work with cutting-edge tools and concepts like

Next.js (RSC) ,

TypeScript , and

GraphQL/Apollo . Take leadership over crucial architectural areas like the Design System, Performance, and Developer Experience. Act as a technical leader and mentor within a culture that champions engineering excellence.

Interested? Apply directly through LinkedIn, or send your CV to george@eu-recruit.com

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