Top Front End Developer Jobs in Barcelona

Support APAC and MENA market expansion through go-to-market strategy, market research, technical sales demos using APIs, client outreach, and cross-functional collaboration with Sales, Marketing, and Product teams.

Design, develop, and maintain responsive, high-performance Angular user interfaces for enterprise applications. Translate UI/UX designs into reusable code, ensure cross-browser compatibility and accessibility, integrate with RESTful APIs, implement testing strategies, perform code reviews, debug UI issues, and mentor junior developers while improving front-end architecture and processes.

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.

Develop Vue.js components for a dashboard, create data visualizations, debug code, and collaborate with team members in an agile environment.

Lead the design and engineering of user interfaces and dashboards for Roche's digital products, mentoring junior engineers and driving technical solutions.

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

Own and evolve Synthesia's shared design system: build high-quality React/TypeScript components, design tokens, Storybook docs, accessibility (WCAG 2.2 AA), theming, localization/RTL, and tooling so both humans and AI agents can reliably consume components across products.

Join Dragonfly's talent network as a Senior Frontend Engineer. Connect with global portfolio companies in the crypto ecosystem.

Build and ship full-stack features for North, develop autonomous agents that access sensitive enterprise data, productionize state-of-the-art models, write minimal, secure low-resource code, and collaborate with researchers to deploy performant RAG/agentic applications while prioritizing security and user experience.

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.

The Front End Developer will design and implement features, take ownership of projects, and contribute to backend tasks as needed while optimizing performance and scaling UI design.

Build and optimize user-facing features and reusable React components, translate UI/UX into code, collaborate on tests with QA, document technical decisions, and demo products to stakeholders.

Design and implement complex customer-facing frontend features using TypeScript and React. Provide technical leadership, mentor junior engineers, drive frontend architecture and best practices, improve performance and accessibility, partner with product/design, integrate with backend APIs, and manage technical debt and scalability.

Build and maintain user-facing features and interfaces for Restream web services. Design and implement UI and business logic, collaborate with product designers and engineers, perform code reviews, improve reliability and scalability, and evaluate emerging technologies.

Lead development of Magento 2 storefronts (custom themes, Hyva, headless/PWA), drive frontend architecture and best practices, optimize performance and accessibility, integrate with REST/GraphQL APIs, mentor engineers, and collaborate with backend, DevOps, and design teams.

Own frontend implementation for enterprise Magento/Adobe Commerce storefronts using Hyva and modern frontend technologies. Build responsive, pixel-perfect UIs from Figma, optimize performance and accessibility, integrate with REST/GraphQL, and collaborate with backend engineers and designers from estimation through deployment.

Frontend-focused product engineer building high-quality SaaS user experiences. Work in cross-functional squads to own UI, interaction patterns, performance, accessibility, prototyping, instrumentation, and feature rollouts. Primary frontend work with openness to backend or mobile tasks, using AI-assisted coding and agile practices.

As a Senior Front-End Software Engineer, you'll design and implement services, contributing to the architecture and product strategy in a fast-paced environment.

As a Frontend Developer, you will implement features, develop reusable code components, optimize performance, and collaborate within agile teams, ensuring quality software development.

The Staff/Lead Fullstack Engineer will enhance the Mimica Webapp by architecting scalable UI components, managing large datasets, and optimizing performance while collaborating with cross-functional teams.

Build and maintain scalable frontend components for a SPA, optimize performance and SEO, write tests, follow SOLID/OOP principles, collaborate with Product/Design/Backend, and use modern build pipelines and tooling.

As a TypeScript developer, you'll write clean code, develop front-end solutions, and utilize various web technologies to enhance home design experiences.

The role involves designing, building, and implementing new services, working closely with the product team, and taking ownership of projects from 0 to 1.

SynergyOS seeks software engineers for backend, frontend, and DevOps roles to build a productivity platform for enterprises, enhancing office workflows.