<p> </p><h2><strong>Senior Front-End Engineer – React / TypeScript</strong></h2> <p><strong><em>Remote · Full-time</em></strong></p> <h3><strong>About Ubiminds</strong></h3> <p><strong>Ubiminds is a GPTW-certified, people-first company that partners with American software product companies to scale their development teams. We connect Brazil’s top 5% talent with innovative U.S. companies through a unique combination of staff augmentation and employer-of-record services.</strong></p> <p><strong>We are supporting a U.S.-based company looking for a Senior Front-End Engineer to join a small, cross-functional team and take ownership of the UI layer of an enterprise-grade deal-management application.</strong></p> <p><strong>Challenge</strong></p> <p><strong>We’re looking for a React/TypeScript Engineer who is passionate about building polished, scalable, and maintainable front-end applications.</strong></p> <p><strong>This role is ideal for someone who enjoys owning the UI architecture, designing intuitive user experiences, and working closely with product and design teams to deliver elegant solutions.</strong></p> <p><strong>You’ll have the opportunity to shape the front-end architecture, influence technical decisions, and help build a modern, high-quality user interface in a collaborative, fast-moving environment.</strong></p> <p><strong> What You’ll Do</strong></p> <ul> <li> <p><strong>Design and implement new features in a React v19 / TypeScript codebase.</strong></p> </li> <li> <p><strong>Manage routes and server-side rendering using React Router v7.</strong></p> </li> <li> <p><strong>Build responsive and accessible UIs with Tailwind CSS and modular CSS.</strong></p> </li> <li> <p><strong>Integrate backend services via Axios (or similar), maintaining a clean API client layer.</strong></p> </li> <li> <p><strong>Define and maintain TypeScript interfaces/models for APIs and data contracts.</strong></p> </li> <li> <p><strong>Enforce code quality using ESLint, Prettier, lint-staged, and Husky.</strong></p> </li> <li> <p><strong>Write unit and integration tests using Jest and React Testing Library.</strong></p> </li> <li> <p><strong>Collaborate with product and design teams to transform requirements into polished interfaces.</strong></p> </li> <li> <p><strong>Troubleshoot bugs, optimize performance, and participate in code reviews.</strong></p> </li> </ul> <p><strong>Required Skills & Qualifications</strong></p> <ul> <li> <p><strong>5+ years of professional experience building web applications with React and TypeScript.</strong></p> </li> <li> <p><strong>Strong expertise with:</strong></p> <ul> <li> <p><strong>React Hooks</strong></p> </li> <li> <p><strong>Context API</strong></p> </li> <li> <p><strong>Functional component patterns</strong></p> </li> </ul> </li> <li> <p><strong>Experience configuring and customizing Tailwind CSS and PostCSS.</strong></p> </li> <li> <p><strong>Solid understanding of modern build tools like Vite and pnpm.</strong></p> </li> <li> <p><strong>Experience working with REST APIs, JSON, and asynchronous data flows.</strong></p> </li> <li> <p><strong>Strong knowledge of HTML5, CSS3, and browser compatibility issues.</strong></p> </li> <li> <p><strong>Proficiency with Git and modern branching workflows.</strong></p> </li> <li> <p><strong>Strong communication skills and the ability to work independently.</strong></p> </li> <li> <p><strong>English proficiency at C1 level (written and verbal).</strong></p> </li> </ul> <p><strong> Nice-to-Have</strong></p> <ul> <li> <p><strong>Experience with CI/CD pipelines (GitLab CI, GitHub Actions, CircleCI, etc.).</strong></p> </li> <li> <p><strong>Familiarity with Docker and Docker Compose.</strong></p> </li> <li> <p><strong>Knowledge of Infrastructure as Code, including Helm, Kubernetes, or Nginx.</strong></p> </li> <li> <p><strong>Experience with AI-powered productivity tools such as GitHub Copilot.</strong></p> </li> <li> <p><strong>Familiarity with performance profiling and bundle optimization.</strong></p> </li> </ul> <p><strong> What’s in It for You</strong></p> <ul> <li> <p><strong>Opportunity to shape front-end architecture and influence technical decisions.</strong></p> </li> <li> <p><strong>Collaborative, fast-moving environment with regular code reviews.</strong></p> </li> <li> <p><strong>Flexible hours and remote-friendly culture.</strong></p> </li> <li> <p><strong>Investment in your professional growth through training, conferences, and continuous learning opportunities.</strong></p> </li> <li> <p><strong>Full support from Ubiminds with HR, career guidance, and administrative assistance.</strong></p> <p><span style="font-size: 24px;">About Ubiminds</span></p> <p> </p> <p><span style="font-size: 18px;">Our Culture</span></p> <p><strong>People First.</strong> We are all about people!</p> <p><strong>Challenge yourself.</strong> There’s always room for improvement and continuous improvement is in our essence.</p> <p><strong>Make it happen.</strong> Be ready to take challenges as they come. It’s all about attitude and commitment.</p> <p><strong>We’re in this together.</strong> We work as a team, thrive as a team, and evolve as a team.</p> <p><strong>Averaging on awesome.</strong> We work hard to deliver high-quality services and look forward to exceeding expectations.</p> <p><strong>Keep it real.</strong> We promise you honesty, transparency, and openness, regardless of the situation.</p> <p> </p> <p> </p> <p><strong style="font-size: 18px;">Perks and Benefits</strong></p> <p>- You are placed in a product-based company, with the same treatment as their full-time employees.</p> <p>- Have our full back-office support, from career guidance to HR and concierge services.</p> <p>- Enjoy our remote-first policy – we are a distributed team, after all.</p> <p>- Get your own MacBook (none of that "bring your own device" stuff here).</p> <p>- Have access to growth opportunities with other amazing technology professionals, through tech talks, chapter meetings, and even remote happy hours for tons of fun!</p> <p>- Improve your English through free lessons with a native English speaker - get to the next level on your communication skills!</p> <p>- <a href="https://ubiminds.com/en-us/talent-referral-program/" class="postings-link">Candidate Referral bonus</a> (promote Ubi to your tech friends, and get paid for it!)</p> <p>- Miss working in the office? Our cool Florianópolis headquarters is available, whenever you want, with weekly quick massages & tasty snacks, soft drinks, and games</p> <p> </p> </li> </ul> <p></p> <p></p><p><br></p><p></p>