429 frontend developer English-speaking jobs in Catalonia

Build the operational user experience for SITA's AI-powered Operations Control Center. Develop real-time, data-dense interfaces using React and TypeScript, maintaining component libraries and front-end architecture.

AI-driven product Qualifications What we are looking for Required 3–5 years of experience as a Fullstack Developer ... What you will do Develop and maintain fullstack features using React (frontend) and Python (backend) ... Strong experience with React in frontend development Solid backend development experience with Python ... Build and integrate microservices ensuring scalability and performance Collaborate closely with the frontend

Technical Background: Previous experience as a Developer, DevOps, or Data Scientist. ... You will sit at the intersection of our Engineering teams (Ground Segment, API, Frontend) and our Business ... Ground Infrastructure team (satellite command/control), the Data Team (processing pipelines), and the Frontend ... Leadership: Proven ability to manage a product that spans multiple technical domains (e.g., Backend, Frontend

Project experience with current frontend frameworks and technologies such as HTML5, JavaScript, CSS3, ... Senior Backend Java Developer for Digital Innovation Hub Festo is a Global leader Engineering firm with ... What we are looking for: The incoming Java Developer will have the opportunity to work with a cutting-edge

Our team builds scalable, resilient products using Python/Django on the backend and React on the frontend ... ;Develop and evolve frontend experiences in React/Typescript, contributing to experimentation frameworks ... and helping establish frontend engineering best practices;Implementation & Ownership: Lead complex initiatives ... engineering excellence through mentorship, architectural reviews, and the adoption of best practices across frontend ... backend-heavy full-stack role, with approximately 60% of the work focused on backend development and 40% on frontend

Comfortable using modern developer tools, including AI‐assisted workflows like Claude Code, to improve ... Build and maintain robust frontend systems, reusable component libraries, and shared patterns that scale ... Experienced in architecting large‐scale frontend systems, including SSR/ISR, caching strategies, advanced ... Your Mission As a Senior Frontend Engineer on Bitpanda's flagship B2C platform, you'll shape one of Europe's ... Mentor engineers, elevate frontend standards across the organisation, and contribute to long‐term technical

Your focus will be on modernizing our tech stack, frontend & backend. And also improving our CI/CD. ... Experience with modern frontend development frameworks/libraries and the ability to contribute to front-end ... The role you'll play As our Senior .NET Developer / Full Stack Engineer, you will have the chance to ... Working at LanguageWire — why we like it: "As a Senior .NET Developer, I am most engaged when tasked ... ( Java + Python) 100% remoto Madrid, Community of Madrid, Spain 1 week ago Full-Stack Developer (Freelance

Focus on performance, Core Web Vitals, and developer experience. ... Frontend Develop high‐quality, responsive web applications using React + TypeScript. ... Basic exposure to full‐stack work, even if your focus is mainly Backend or Frontend. ... What We're Looking For (Must‐Have) 5+ years of professional software engineering experience (Backend, Frontend

Frontend Developer for airline operations. Build and ship features for the OCC Assistant Manager web application using React and TypeScript. Improve UI performance and design data-dense workflows. Collaborate with teams and use AI coding agents.

Technical Breadth: Experience across frontend and mobile technologies (React, React Native, Swift/iOS ... challenging assumptions to help the team evaluate tradeoffs, balance technical debt, and optimize User and Developer

The position As Frontend Director you own the full scope of client-side engineering at Rakuten TV. ... Rakuten TV is looking for a Frontend Manager to lead all client-facing engineering across B2B and B2C ... of frontend engineers and leads across Mobile, CTVs and Web Report directly to the CTO and act as the ... You will lead multiple frontend teams, a group of ~10 engineers and leads responsible for products used ... Own technical strategy, architecture, and delivery across all frontend platforms Manage and grow a team

We care deeply about quality, performance, and a great developer experience – supported by clean architecture ... Here's what that looks like: Collaborate with frontend engineers, product managers, and DevOps/platform ... work with You'll join our Backend Guild, collaborating closely with Product, Platform, DevOps, and Frontend

Good Experience/knowledge In collaboration with developer / development structures. ... In software architecture (different frameworks, frontend, backend, cloud computing structures). ... Net, SQL Server, MySQL, PostGres or other similar database; GitLab/Hub/JIRA and similar DevOps tools, frontend

(Fully Remote) Frontend software engineer (React) - Europe Remote Madrid, Community of Madrid, Spain ... – Full Remote – EU Institutions Bilbao, Basque Country, Spain 2 months ago Full Stack Django Developer ... months ago Madrid, Community of Madrid, Spain 1 week ago Madrid, Community of Madrid, Spain 2 weeks ago Frontend ... months ago Madrid, Community of Madrid, Spain 1 day ago Madrid, Community of Madrid, Spain 6 months ago Developer

Backend experience with Ruby on Rails; frontend experience with React, JavaScript, or TypeScript. ... Polyglot developer with experience in multiple coding languages, CI/CD tools, and cloud technologies

Senior Frontend Software Engineer - React / Typescript / AI We're hiring for multiple experienced frontend ... Keywords: Software / AI / Frontend Engineer / React / NextJS / Redux / TailWind / CSS By applying to ... Responsibilities & Qualifications 5-6+ years in Frontend Development Experienced with React and Typescript

We are seeking an experienced Frontend Architect to join our Architect Team in Barcelona. ... Senior Frontend Architect - (Hybrid) As you contemplate your future, you might be asking yourself, what's ... What you need to succeed Job Requirements 8+ years frontend development experience (JavaScript, HTML,

, and user-friendly frontend solutions within our Salesforce ecosystem. ... Support troubleshooting and continuous improvement of existing frontend solutions. ... Stay up to date with Salesforce frontend best practices and modern web technologies. ... You are passionate about frontend development and creating seamless user experiences. ... As a Salesforce Frontend Engineer , you will play a key role in designing and developing modern, scalable

## Frontend ManagerApplylocations: Barcelona, Spaintime type: Full timeposted on: Posted 4 Days Agojob ... Rakuten TV is looking for a **Frontend Manager** to lead all client-facing engineering across B2B and ... directly to the CTO and act as the voice of frontend engineering at leadership level* Drive roadmap ... platforms* Manage and grow a team of frontend engineers and leads across Mobile, CTVs and Web* Report ... You will lead multiple frontend teams, a group of ~10 engineers and leads responsible for products used

Jump into the codebase to debug a customer issue, ship a small bug fix, or improve developer experience ... both management and being technical, able to hold in‐depth conversations across infra, backend, and frontend