Senior Frontend Engineer

<h3>Who we are</h3> <p><span>We are Fluxon, a product development team founded by ex-Googlers and startup founders. We offer full-cycle software development: from ideation and design to build and go-to-market. </span>We partner with visionary companies, ranging from fast-growing startups to tech leaders like Google and Stripe, to turn bold ideas into products with the power to transform the world. </p> <p><span>The role is open to candidates based in Portugal preferably in Lisbon.</span></p> <h3>About the role</h3> <p>As a Senior Frontend Engineer at Fluxon, you’ll create and deliver beautiful user experiences for our clients.</p> <p>You’ll be responsible for building and iterating on software from design to launch by:</p> <ul> <li>Clarifying requirements and UI design in partnership with our Product and Design teams</li> <li>Collaborate closely with designers to ensure a high level of UX polish and interaction quality in everything you build</li> <li>Breaking down goals into achievable tasks and following sprint timelines effectively</li> <li>Proactively communicating progress and challenges in your work</li> <li>Learning fast and working independently and reliably</li> <li>Following best practices in frontend development, including efficient component architecture, responsive design patterns, state management best practices, comprehensive unit/integration testing, and optimizing for performance and accessibility</li> <li>Implement meaningful motion and microinteractions that enhance usability and delight</li> </ul> <p>Technologies we frequently work with include:</p> <ul> <li>Frameworks</li> <ul> <li>Next.js, React, Angular, Vue.js</li> </ul> <li>Programming</li> <ul> <li>Typescript/JS, CSS</li> </ul> <li>Styling</li> <ul> <li>Tailwind CSS, Material UI, Chakra UI, Shadcn</li> </ul> <li>Design Tools</li> <ul> <li>Figma</li> </ul> <li>State Management</li> <ul> <li>Redux, Zustand, Jotai</li> </ul> <li>Mobile Development</li> <ul> <li>React Native/Expo, Progressive Web Apps (PWAs)</li> </ul> <li>Backend Integration</li> <ul> <li>REST APIs, GraphQL, WebSockets</li> </ul> </ul> <h3>Qualifications</h3> <ul> <li>6+ years of professional experience in frontend development</li> <li>Fluency in TypeScript/JavaScript, HTML, CSS, and modern web development practices</li> <li>Expertise with at least one modern frontend framework (React, Angular, or Next.js) with a passion for continuous learning</li> <li>Experience in building highly-performant and scalable web applications</li> <li>Strong understanding of responsive design and mobile-first approaches</li> <li>Strong sense of UX and interaction design</li> <li>Proactive, can-do attitude with a creative approach to problem solving</li> <li>Comfortable in a client-facing consulting role</li> <li>Experience with Design Systems and building accessible products is a plus</li> </ul> <h3>What we offer</h3> <ul> <li><span>Exposure to high-profile SV startups and enterprise companies</span></li> <li><span>Competitive salary</span></li> <li><span>Fully remote work with flexible hours</span></li> <li><span>Flexible paid time off</span></li> <li><span>Profit-sharing program</span></li> <li><span>Healthcare</span></li> <li><span>Parental leave, including adoption and fostering</span></li> <li><span>Gym membership and tuition reimbursement</span></li> <li><span>Hands-on career development</span></li> </ul>