Top Front End Developer Jobs in Lisbon

As a Frontend Software Engineer at Cloudflare, you'll develop innovative email services, manage code through all software layers, and enhance developer experience, primarily using JavaScript, TypeScript, and React.

As a Senior Software Engineer - Frontend, you'll design and build features for users, optimize performance, and collaborate with teams on complex challenges in a high-paced environment.

As a Docs Platform Engineer, you'll build and maintain a world-class documentation platform, collaborating with writers and product teams to enhance content experience.

Seeking experienced front-end engineers for billing services to manage onboarding, payments, and analytics. Requires 5+ years of experience.

As a Senior Software Engineer, you will contribute to the Cloud Security Platform, building user experiences, transforming datasets into visualizations, and optimizing performance using modern technologies.

The role involves developing cloud-native applications, ensuring UI/UX designs are technically feasible, and collaborating with the R&D team for front-end development.

The Frontend Software Engineer will design and develop user-friendly web interfaces, advocate for best frontend practices, and collaborate with cross-functional teams to enhance the gifting platform.

Develop scalable web applications for the Altium 365 Valispace R&D team, focusing on front-end direction, user experience, and interface improvement.

As a Staff Frontend Engineer at Snyk, you'll create scalable user interfaces, develop intelligent AI agents, and mentor junior engineers while collaborating with cross-functional teams.

The Senior Staff Frontend Engineer will lead the transition to React + Next.js, mentor engineers, drive strategic decisions, and improve user experience across the platform.

Join Kaizen Gaming as a Frontend Engineer to enhance the sports betting platform through implementing UI features using Angular and collaborating with teams.

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

Develop user-facing features, build reusable components, optimize front-end performance, and design component architectures while collaborating with the team.

Develop user-facing features using React or Vue.js, optimize performance, build reusable components, and translate designs into code with a focus on user experience.

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.

As a Full-Stack Engineer, design and develop features across frontend and backend, collaborate with teams, implement infrastructure, and drive automation using AI technologies.

The Senior Frontend Platform Engineer will enhance frontend development strategy, improve engineer experience through tooling, mentor colleagues, and influence long-term platform enhancements.

The role involves architecting and developing innovative web applications using technologies like React and Typescript. The engineer will analyze feature requirements, provide technical feedback, and implement scalable applications while ensuring performance and reliability.

Build scalable web applications using React, manage technical planning, and implement solutions while maintaining high performance and user experience.

The role involves designing and implementing frontend architectures for web applications, leading development teams, mentoring, and ensuring code quality while collaborating with designers and backend developers.

As a Lead Frontend Web3 Developer, you'll architect consumer-focused dApps, optimize production code, and lead a small team while collaborating with cross-functional teams to deliver Web3 experiences.

As a Senior Frontend Engineer, you will design user-facing features, build React-based interfaces, optimize applications, and collaborate with cross-functional teams.

The Senior Frontend Engineer will build and maintain library components using React and TypeScript, help shape frontend architecture, and mentor peers within a collaborative team environment.

Join a remote team as a Middle Front-end Engineer, implementing features, building AI agents, maintaining tests, and collaborating with cross-functional teams.

As a Senior Frontend Game Developer, you will build client-side layers of real-time games using Dart, implementing game logic, UI components, and collaborating with various teams for optimized gaming experiences.