Senior Frontend Developer

European Recruitment; A distancia; EUR 50.000 - 70.000; Jornada completa

Descripción de la vacante

A leading scheduling platform is seeking a Senior Frontend Engineer to work remotely in Spain. This role demands expertise in React and TypeScript, with a focus on delivering high-quality user experiences. You will guide the frontend architecture, lead the evolution of the Design System, and optimize performance for a platform used by millions. Ideal candidates have a strong architectural intuition and 6+ years of frontend experience. This position offers the opportunity to influence global technical direction and user experience.

Formación

• 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.

Responsabilidades

• 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).

Conocimientos

React

TypeScript

JavaScript

GraphQL

HTML

CSS

Performance Optimization

Descripción del empleo

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.

• 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 [e-mail]

By applying to this role you understand that we may collect your personal data, store and process it on our systems. For more information please see our Privacy Notice (https : / / eu-recruit.com / about-us / privacy-notice / ).