Top Front End Developer Jobs in Portugal

Drive end-to-end product development for iTero 3D imaging systems by translating clinical needs into software requirements, leading cross-functional agile teams, driving ML diagnostic initiatives from PoC to productization, analyzing clinical usage data for improvements, and embedding customer feedback into product decisions to enhance usability, performance, and clinical value.

As a Senior Frontend Engineer, you'll develop seller-facing products, enhance the design system, and ensure high-quality TypeScript code delivery, while collaborating with teams.

Build, test, and optimize responsive web applications using Next.js and React. Collaborate with designers and back-end engineers to implement high-performance, cross-browser UIs, manage state with Redux/Context API, integrate RESTful APIs, and debug front-end issues while following best practices and maintaining clean, scalable code in a remote team.

Join OutSystems as a Mid Frontend Developer, collaborating with teams to create innovative, user-centered applications, utilizing OutSystems and AI-assisted tools.

Build and maintain modern dashboard UIs using React and TypeScript. Implement canvas-based generative AI pipelines, integrate async pipelines via WebSockets, ensure performance for large media datasets, shape UX decisions, and define data contracts with backend teams.

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

Software Engineer responsible for developing and improving features in a fast-paced environment. Involves collaboration across teams and ownership of projects throughout their lifecycle.

Build, test, and deploy performant web applications using a no-framework approach and custom elements. Collaborate with UX and backend teams, ensure scalability and reliability, perform code reviews, troubleshoot issues, and use CI/CD pipelines.

Own and ship frontend features end-to-end with a product mindset: onboarding, activation, dashboards, and billing UI. Build AI-first experiences, instrument features (analytics, events, dashboards), run A/B experiments, collaborate with backend and cross-functional teams, mentor engineers, and maintain clean, well-tested React code.

Design and implement high-performance, data-rich frontend features using React and TypeScript. Co-own frontend architecture, component design, and state management. Collaborate with product, design, and backend teams to improve data visualization and user diagnostics. Ship production code quickly, leverage AI tools to accelerate development, and mentor engineers while promoting frontend best practices and testing.

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.

Seeking a Senior Frontend Engineer to build cloud-native applications and scalable infrastructure, focusing on architecture, user experience, and data processing in a collaborative environment.

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

Develop and maintain scalable front-end applications using AngularJS, integrate RESTful APIs, and collaborate with cross-functional teams while ensuring performance optimization and usability.

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.

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.

As a Front-End Web Developer, you'll create high-performance web applications, collaborating with designers and back-end developers to optimize user interfaces using modern 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 Software Engineer, you will develop features focused on business growth, collaborate with various teams, innovate customer experiences, and enhance application reach.

The Senior Software Engineer will develop and maintain a React component library, ensuring high-quality user interfaces and collaborating with cross-functional teams.

As a Frontend Engineer, you will build and enhance frontend solutions for financial configurations, develop internal tools, and create customer-facing interfaces, ensuring high performance and quality in financial applications.