874 frontend English-speaking jobs in Portugal

Knowledge of frontend architecture trade-offs ( SSR vs SPA , performance optimisation, SEO). ... Design and implement scalable and maintainable systems usingTypeScriptacross both backend and frontend ... Develop high-quality frontend experiences usingReact , optimising rendering performance, state management

In this role, you will design, build and operate scientific and AI tools spanning frontend applications ... ResponsibilitiesDesign, implement and maintain modern web applications for scientific and AI workflows covering frontend

Design and implement modern web front-ends for industrial control systems using Angular and Web Components. Collaborate with internal teams to develop efficient and intuitive UIs. Translate stakeholder requirements into UI functionality and user experiences.

Develop web applications using Node.js and Vue.js. Create modular components and optimize applications for high performance. Proficient in JavaScript, React.js, HTML5, and CSS3.

software engineer (React) - Europe RemotePorto, Porto, Portugal $35,000.00-$40,000.00 2 months ago Frontend ... React/Node)Portugal $100,000.00-$150,000.00 2 weeks ago Front-end Developer - React (Portugal - Remote)Frontend

Developer with a strong background in C# and WPF/Windows Forms;Experience with WPF and Windows Forms for frontend ... Blazor knowledge would be considered as a plus;Selenium (based on Appium) as testing automation tool for frontend

backend services and APIs using .NET (C#)Contribute across the stack when needed, collaborating on frontend ... problem-solving skillsGood communication skills (English required)Nice-to-havesExperience with modern frontend

Define and enforce frontend and backend architecture, patterns, and best practices. ... Strong expertise in React and modern frontend ecosystems (SPA architecture, state management, performance ... and drive monolith-to-SPA migration strategies, including incremental decomposition, API design, and frontend

hits.We're looking for aSenior Full Stack Developerwith experience inNode.jsandReact(80% Backend & 20% Frontend ... web development.3+ years of commercial experience with Node.js.3+ years of commercial experience as a Frontend

(remote) (m/f/d)FullStack Software Engineer (React/Node)Portugal $100,000.00-$150,000.00 1 week ago Frontend ... , Porto, Portugal $35,000.00-$40,000.00 2 months ago Front-end Developer - React (Portugal - Remote)Frontend

Frontend Development:Experience with modern frontend frameworks such as React, Vue, or similar, and ability ... Strong ability to work across backend and frontend with confidence. ... You will contribute across backend, frontend, architecture, and solution design, while staying close ... Key ResponsibilitiesBuild and ship product features end-to-end across backend, frontend, and integrations

Requirements: 7+ years of hands-on Frontend development experience 3+ years of experience with React.

technologies, including HTML5/CSS3/JavaScript, TypeScript, Node, Python, Django, Kafka Experience with frontend

DoDesign and implement backend features across our microservices architecturePartner with Product, Frontend

technologies , especiallyAngular , and how frontend and backend systems interconnect Solid understanding ... withcontainers and orchestration tools , such as Docker (Kubernetes knowledge a plus) Familiarity withmodern frontend

Strong experience with both manual and automated testing Proven expertise in testing REST APIs and frontend ... Perform manual and automated testing to ensure product quality and reliability Validate REST APIs and frontend

Science or similar; Solid experience in backend development with .NET/Core (C#); Experience with React (frontend ... analysis, development, testing, delivery, and support; Focus mainly on backend (60%) using .NET Core, and frontend

possibility of working in a hybrid model.What we are looking for:5+ years of experience (minimum) in modern Frontend

Required qualifications to be successful in this role:Minimum of 5 years withJavadevelopment Experience in Frontend

In this role, you'll work on building and maintaining high-quality frontend applications using React,