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Job Summary: We are seeking a passionate Senior Frontend Developer dedicated to building modern, high-performance, and accessible user interfaces, collaborating closely with product, design, and backend teams. Key Highlights: 1. Develop and maintain web applications using React and its ecosystem. 2. Collaborate with backend teams in defining and consuming REST APIs. 3. Actively participate in agile ceremonies and contribute to code reviews. **Company Description** Experian is a global data and technology company, powering opportunities for people and businesses around the world. We help to redefine lending practices, uncover and prevent fraud, simplify healthcare, create marketing solutions, and gain deeper insights into the automotive market, all using our unique combination of data, analytics and software. We also assist millions of people to realize their financial goals and help them save time and money. We operate across a range of markets, from financial services to healthcare, automotive, agribusiness, insurance, and many more industry segments. We invest in people and new advanced technologies to unlock the power of data. As a FTSE 100 Index company listed on the London Stock Exchange (EXPN), we have a team of 22,500 people across 32 countries. Our corporate headquarters are in Dublin, Ireland. Learn more at experianplc.com. **Job Description** Serasa Experian is Brazil’s first and largest Datatech company. A leader in risk and opportunity intelligence solutions, focused on credit journeys, authentication, and fraud prevention. With cutting-edge technology, innovation, and top talent, we transform risk uncertainty into the best decision—helping individuals achieve their dreams and enabling businesses of all sizes and sectors to thrive. We have 22,000 people operating across 32 countries, and every day we invest in new technologies, talented professionals, and innovation to help all our clients maximize every opportunity. Headquartered in Dublin, Ireland, Experian is listed on the London Stock Exchange (EXPN) and is a constituent of the FTSE 100 Index. **About the Role** We are looking for a passionate Senior Frontend Developer who loves building modern, high-performance, and accessible user interfaces. You will collaborate with product, design, and backend teams to deliver high-quality user experiences in an agile, impact-driven environment. **Responsibilities** * Develop and maintain web applications using React and its ecosystem. * Implement user interfaces from design prototypes and specifications (Figma, etc.). * Ensure code quality through unit and integration testing. * Collaborate with backend teams in defining and consuming REST APIs. * Actively participate in agile ceremonies (planning, refinement, retrospectives). * Contribute to code reviews and promote team-wide best practices. **Qualifications** * Solid experience with React (hooks, Context API, state management). * Experience with Next.js and concepts such as SSR/SSG. * Proficiency in TypeScript for building scalable and secure applications. * Strong command of HTML5, CSS3, and tools like Styled Components, Tailwind CSS, or similar. * Experience with state management libraries such as Redux, Zustand, or Jotai. * Knowledge of REST API consumption and asynchronous data handling (fetch, Axios, React Query/TanStack Query). * Familiarity with modern build tools and bundlers such as Vite or Webpack. * Understanding of web performance optimization (lazy loading, code splitting, memoization). * Hands-on experience with Git and collaborative workflows (pull requests, code review). * Experience with agile methodologies such as Scrum or Kanban. **Nice-to-Have** * Knowledge of testing tools such as Jest, React Testing Library, or Cypress. * Familiarity with frontend observability and monitoring tools (Sentry, Datadog RUM). * Awareness of accessibility standards (WCAG) and inclusive development practices. * Experience with design systems and component libraries (Storybook, Material UI, Radix UI). * Collaborative mindset, adaptability, and strong desire for continuous learning. **Additional Information** Serasa Experian is much more than you imagine. With a mission to build a better future by expanding opportunities for individuals and businesses, in Brazil we are over 4,000 people working across diverse teams and specialties. Here, knowledge and diversity complement each other, and you can focus on what you love most. We are committed to building an inclusive culture and an environment where people can balance their careers with personal commitments and interests—prioritizing well-being. We dedicate ourselves to being one of the best and most innovative companies to work for in the country, delivering extraordinary experiences and career paths for our people. Our strong people-first approach is externally recognized through numerous market certifications: awarded by Great Place To Work™ in 24 countries, certified internationally as a Top Employer, recognized as one of the best companies for young professionals, and rated 4.6 on Glassdoor. Each recognition confirms we’re on the right path—creating an ever-better workplace for our talent. **Qualifications** **Qualifications** * React * Testing Library * HTML5 * CSS3 * Redux, Zustand or Jotai * REST APIs **Additional Information** Our uniqueness is that we celebrate yours. Experian's culture and people are important differentiators. We take our people agenda very seriously and focus on what matters; DEI, work/life balance, development, authenticity, collaboration, wellness, reward & recognition, volunteering... the list goes on. Experian's people first approach is award-winning; World's Best Workplaces™ 2024 (Fortune Top 25), Great Place To Work™ in 24 countries, and Glassdoor Best Places to Work 2024 to name a few. Check out Experian Life on social or our Careers Site to understand why. Experian is proud to be an Equal Opportunity and Affirmative Action employer. Innovation is an important part of Experian's DNA and practices, and our diverse workforce drives our success. Everyone can succeed at Experian and bring their whole self to work, irrespective of their gender, ethnicity, religion, colour, sexuality, physical ability or age. If you have a disability or special need that requires accommodation, please let us know at the earliest opportunity. Experian Careers - Creating a better tomorrow together Find out what it's like to work for Experian by clicking here
