Top Front End Developer Jobs in Spain

Build and maintain front-end features and developer-facing tooling for New Relic One using modern JavaScript/TypeScript. Select frameworks, produce performant CLI tools, automate developer tasks, collaborate on UI best practices, and implement CI pipelines and testing.

Design, build, and maintain performant React/Redux/Vite web applications and data-visualization portals. Collaborate across teams to implement features and RESTful APIs, write tests, perform code reviews, debug complex issues, follow agile and CI/CD practices, refine UX details, and adopt tooling to speed development.

Support development and maintenance of web applications using React. Implement UI changes, bug fixes, and features, collaborate with designers and backend engineers, follow code quality best practices, participate in code reviews, document work, and learn from senior team members to increase autonomy.

Design and develop front-end solutions using JavaScript frameworks (React/Angular/Vue). Collaborate with stakeholders to define solutions, support product engineering leads in agile ceremonies, mentor junior engineers, and maintain reliable, reusable code while understanding component interactions and CI/CD processes.

Develop and maintain front-end Drupal 8/9 themes, custom templates and libraries; implement full-lifecycle Drupal solutions; propose user-friendly layouts and improvements; perform feature gap analysis; support automated testing, CI, and deployment processes.

Remote front-end Drupal developer responsible for building Drupal themes, custom templates and libraries; developing and maintaining Drupal 8/9 implementations; proposing user-friendly layouts and improvements; performing feature gap analysis; and supporting responsive UI/UX using frameworks and CI/deployment/testing workflows.

Develop, implement, and maintain Drupal 9 front-end websites; perform feature gap analyses, build custom features for migrations, provide post-migration support, integrate REST APIs, and support CI/CD and automated testing processes.

Develop, implement, and maintain Drupal 9 front-end websites, perform feature gap analyses, build custom features to support migrations, and provide post-migration support. Work with responsive frameworks, REST APIs, Git, automated testing, CI/CD, and Agile delivery.

Remote front-end developer role to design and build client-facing applications using JavaScript frameworks (React/Angular/Vue). Collaborate in agile teams, support project ceremonies, mentor juniors, and maintain CI/CD workflows and code quality.

Remote front-end developer working with product and engineering leads to design, prototype, and build reusable client-side solutions. Participate in backlog refinement, sprint ceremonies, mentoring juniors, and translating technical issues to non-technical stakeholders.

Join Cerebras Systems to optimize and develop frontend compiler infrastructure for PyTorch models on their unique wafer-scale AI platform, focusing on model representation and optimization.

Design and evolve frontend platform primitives for a canvas-based workflow builder, improve real-time collaboration, optimize rendering and performance, own architecture and modularization, drive RFCs, mentor peers, and collaborate cross-functionally to enable scalable, high-performance user experiences across cloud and self-hosted deployments.

Build user-facing features with React and TypeScript, implement responsive UIs from Figma, collaborate with design, deploy via continuous deployment, learn Node.js/backend, use AI coding tools, and ship production-ready features while receiving mentorship.

Build and ship performant, polished frontend features using React/TypeScript. Refactor code incrementally, implement smooth animations, contribute to backend Node.js APIs when needed, use AI-assisted tools, own production deployments, and collaborate directly with CTO/CPO on product and design.

Build, test, and optimize responsive web applications using Next.js and React. Collaborate with designers and back-end engineers to implement high-performance, cross-browser UIs, manage state with Redux/Context API, integrate RESTful APIs, and debug front-end issues while following best practices and maintaining clean, scalable code in a remote team.

Build and scale a return-management product for eCommerce. Solve challenging frontend problems, own software from infrastructure to product, collaborate with product and e-commerce leaders, iterate quickly, and contribute to a high-performance engineering team in Barcelona.

Own and evolve the marketing website platform: design Sanity content schemas, build Astro components and design-token-driven UI, ensure accessibility (WCAG 2.2 AA), SEO, localization and performance, extend tooling for AI-assisted composition, and ship end-to-end features from schema to production.

Lead front-end development for a multi-module web platform from designs, build interactive data-rich UI components, consume REST APIs and OAuth flows, set front-end architecture and code standards, maintain version-controlled code, and collaborate with back-end developers to deliver a production-ready product on a fixed timeline.

Build and maintain a high-data web platform using modern frontend technologies. Deliver well-structured code, develop SPAs with React/Redux, integrate Node/Express backends, implement testing, use build tools, follow SCRUM, and adapt across environments.

Build and evolve cloud-native frontend applications using React. Improve performance, design and implement UI components, collaborate with cross-functional teams, test and deploy in production on AWS, fix bugs, document processes, and continuously evaluate new technologies and user feedback.

Build and maintain modern dashboard UIs using React and TypeScript. Implement canvas-based generative AI pipelines, integrate async pipelines via WebSockets, ensure performance for large media datasets, shape UX decisions, and define data contracts with backend teams.

Lead front-end engineer on the Mapper Team building scalable data-visualization and real-time multi-user front-end features. Own end-to-end projects, contribute to architecture and processes, mentor peers, participate in hiring, and deliver high-performance, testable, maintainable UI code.

Build and maintain responsive, high-performance user interfaces using React and modern front-end technologies. Translate UI/UX designs into reusable code, integrate with backend APIs, optimize performance and cross-browser compatibility, and contribute to testing, code reviews, and engineering best practices in a product-driven, remote environment.

Develop, implement and maintain Drupal 9 websites; perform feature gap analyses and build custom features to support migrations; provide post-migration support; work with responsive frameworks, REST integrations, CI/CD and automated testing in an Agile environment.

Design and develop front-end solutions using reusable code; identify and communicate problems and solutions; understand component interactions; support product engineering leads in sprint ceremonies; mentor junior engineers. Role is remote with quarterly 5-day on-site visits to Murcia.