26 frontend developer English-speaking jobs in Barcelona

The Frontend Developer will be responsible for developing and implementing user-facing features using ... Role Description This is a full-time hybrid role in Barcelona (Spain) for a Frontend Developer at Knox

monitoring frameworks and developer tools.Proficiency in scripting and test automation (JavaScript, ... performance using modern tools (e.g., Lighthouse, WebPageTest, Dynatrace) and browser developer tools.Identify ... Are you motivated to take ownership and contribute to building high-performing frontend solutions in ... performance bottlenecks across frontend, APIs, and infrastructure, and recommend improvements.Collaboration ... techniques (lazy loading, caching, CDN, minification).Backend/API dependencies and their impact on frontend

About you: 6–10+ years experience as a Full-Stack Developer. ... Node.js / Typescript on backend and frontend (mainly Vue.JS).. ... About the Role We're looking for a hands-on Full-Stack Developer to join our scaling tech team and ... You'll collaborate closely with the tech team across the full development lifecycle — refining frontend

Opportunity – Tech Lead Frontend About the role The Frontend Engineer (Fullstack-Oriented) will focus ... Technical skills Proficiency in frontend development using React and Next.js. ... CI/CD and testing: Implement CI/CD pipelines and ensure rigorous testing of frontend components. ... The role demands proficiency in frontend technologies, some analytical skills, familiarity with backend ... Main Responsabilities Frontend development: Design and develop responsive and user-friendly interfaces

Solid experience with Node.js backend and modern frontend frameworks (Vue.js preferred).

something, you will know how to (and you will want to) deploy it to a production environmentAs a senior developer ... will be part of a product development cross-functional team, where you will work with other backend, frontend ... experience designing public APIs (REST, gRPC, etc... )You have experience with Javascript and modern frontend

Backend Developer Company: Spoki Location: Barcelona, Spain We require on-site presence at our San Vito ... Collaboration & Quality: Collaborate cross-functionally with frontend developers, designers, and product

Frontend Prowess: Strong command of a modern frontend framework (React, Vue.js, etc.) and the ability ... Full-Stack Execution: Masterfully build and maintain both backend services (Node.js, NestJS) and intuitive frontend ... technologies, frameworks, and system designs (e.g., service communication patterns, data storage solutions, frontend

Drive the product vision & roadmap for the Dow Jones Developer Portal. ... Including any redesign or functionality & capabilities improvements to truly embrace a developer-centric ... advanced strategic thinking and technical fluency to focus on corporate standards, compliance, and developer ... Foster an "API-as-a-Product" mindset and a culture of consistency, quality, and developer-centricity ... understanding of API architectures (REST, GraphQL, Event-Driven), platform technologies (API Gateways, Developer

Because we build developer tools, engineer and product are connected. ... experienceDesign and implement end-to-end product features driven by user needsEnforce web developer ... doBuild and integrate systems end-to-end across client-side and server-side APIs to enable a seamless developer ... along the way.Deign intuitive interfaces to break own complex systems and turn them into delighful developer ... Next.jsExperience building and maintaining a production system at scaleExperience writing delightful developer

Your Tasks As a Senior Salesforce Developer, you will join an international engineering team focused ... Salesforce certifications such as Platform Developer or Service Cloud Consultant are a strong plus.

, Platform Engineering and Backend Engineering, with a strong focus on automation, reliability, and developer ... platform used by multiple teams and services High ownership and impact on platform reliability and developer

Work in cloud-native environments (AWS, containers, orchestration) Collaborate closely with product, frontend

Because we build developer tooling, engineering and product are tightly connected. ... of ownership across our onchain product surface: smart contracts, wallet/vault architecture, and the developer ... permissions, and safe upgrade paths.Collaborate closely with product and platform teams to shape clean developer-facing ... frameworks).Familiarity with Rust (optional) and/or Solana programs (optional).Contributions to open-source developer

Develop and implement AI solutions for conversational commerce, including AI agents, intent recognition, and sentiment analysis. Build and deploy AI models across text, audio, and image interfaces. Integrate AI models into existing APIs and workflows.

clients across Europe, we have created a Center of Excellence (CoE) where we are hiring a Full-Stack Developer ... Your Mission: We are seeking a skilled Full-Stack Developer (with good capabilities in AI / Gen AI integration

We are looking for a versatile and motivated Junior Software Developer eager to grow professionally and

Frontend & UI Technologies Experience with modern front-end development technologies.

aligned with the engineering strategy.Prioritize features enabling SDLC automation and integration with developer ... sustainability, and best practices.Professional Experience5–8 years of experience in software engineering, developer

Job Description We're hiring a Senior Android Developer to join the Quick Commerce Global Services