Top Front End Developer Jobs in Spain

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.

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.

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.

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.

Remote front-end Drupal developer responsible for developing, implementing and maintaining Drupal 9 websites, performing feature gap analyses, building custom features to support migrations, providing post-migration support, and working with responsive frameworks, REST APIs, automated testing, CI/CD and Git in an Agile environment.

Senior front-end Drupal developer to design, develop, implement, and maintain Drupal 8 websites. Build responsive sites (Bootstrap), code in PHP/HTML/CSS/JavaScript, integrate REST APIs, use Git, and work with MySQL/MariaDB. Use wireframing/modeling tools and apply automated testing, deployment processes, and CI. Remote contractor, must work New York time and be fluent in English.

Develop and design front-end solutions using JavaScript frameworks (React/Vue/Angular); collaborate with product and engineering leads; create reusable, reliable code; support CI/CD and project ceremonies; mentor junior engineers and communicate technical solutions to stakeholders.

Design and implement front-end solutions using modern JavaScript frameworks. Collaborate with stakeholders to define solutions, support product engineering leads in Agile ceremonies, mentor junior engineers, and maintain reusable, reliable code. Participate in backlog refinement, sprint planning, demos, and retrospectives.

The role involves developing high-quality Vue.js applications, creating interactions, collaborating with back-end engineers, and writing tests.

Serve as a senior Java full-stack engineer building and maintaining backend services for blockchain applications, integrate APIs with React/Vue frontends, design scalable enterprise blockchain solutions, troubleshoot complex backend issues, and collaborate with cross-functional teams to apply best practices.

Senior frontend developer responsible for designing and delivering high-quality Angular applications, mentoring teammates, driving frontend best practices, participating across the SDLC, ensuring code quality through reviews and testing, and working with CI/CD, APIs, and databases.

The role involves building creative tools for content editing, enhancing features with PixiJS and WebGL, and improving collaboration workflows.

As a Front End Engineer, collaborate to build front-end applications, automate processes, support local teams, and educate squad members while ensuring high-quality software development.

Create high-quality AI-generated videos, avatars, audio, and visual narratives; build lightweight front-ends and demos to showcase AI prototypes; translate technical outputs into reusable client-ready marketing and case materials; collaborate with AI engineers, analysts, and consultants to iterate quickly and polish presentations for internal and client use.

Create high-quality AI-generated content (video, avatars, audio, visuals) and build lightweight front-ends/demos to showcase prototypes. Translate technical outputs into reusable, client-ready marketing and demonstration materials, collaborating closely with AI engineers, analysts, and consultants to iterate quickly and ensure polished, compelling presentations.

As a Frontend Engineer at Proton, you will develop features for Proton Drive, collaborate with teams, conduct code reviews, and implement testing strategies.

The Senior Frontend Engineer will develop and support innovative privacy-centric tools, ensuring seamless user experiences and collaborating with teams to enhance product features while managing software quality and team mentorship.

Develop and maintain resilient front-end components for Proton VPN, collaborating with engineering teams to enhance user experience and system performance.

Proton seeks a Senior Frontend Engineer to develop React components, lead complex projects, and enhance B2B product functionality while promoting privacy-oriented solutions for businesses.

As a Frontend Engineer, you will develop new features for Proton's services, collaborate with teams, ensure code quality, and implement testing strategies.