Software Engineer | Front-end

We are the platform that revolutionized the Brazilian sports betting market and was able to create a unique ecosystem with technological solutions, strategic marketing, content, exclusive services, and many success stories.

Learn more at: https://www.linkedin.com/company/flutterbrazil/posts/?feedView=all

Flutter Brazil software engineers are passionate about building high-performance, scalable distributed systems. As part of our team, you will have the opportunity to work with modern technologies in a dynamic environment, developing robust solutions that directly impact our products. 

The ideal professional combines strong technical experience in front-end development with solid skills in distributed systems architecture and modern software engineering practices. 

If you are motivated by technical challenges, have a passion for quality code, and seek growth in a collaborative and innovative environment, we want to meet you.

• Develop and maintain frontend solutions for web and mobile products using React and React Native
• Work with a shared code that have Expo and Next.js apps in a single Monorepo and ensure consistency across platforms with shared libraries and a shared Design System
• Create modern, high-performance, responsive interfaces with a focus on scalability and usability
• Collaborate with backend engineers, designers, and PMs in an agile, multidisciplinary team
• Participate in code reviews, agile ceremonies, and continuous improvement cycles
• Write and maintain automated tests (unit and integration)
• Assist in the analysis and monitoring of features in production
• Propose improvements to architecture, tools, and processes

• 5+ years of experience in front-end development
• Strong command of JavaScript and TypeScript
• Solid experience with React
• Experience with SPAs and responsive/adaptive UIs
• Knowledge of automated testing (unit and integration)
• Experience with Git and versioning workflows (branches, PRs)

Differentials:

• Experience with React Native and Expo
• Familiarity with Next.js (SSR, routing, performance)
• Knowledge of GraphQL
• Experience with Tailwind CSS, Tamagui, or other modern styling frameworks
• Experience with monorepos and scalable design systems
• Knowledge of Cloudflare (CDN, cache, Workers, etc.)
• Experience with CI/CD and DevOps practices
• Familiarity with Node.js and Docker (for development environments)

Here at Flutter Brazil, our engineering team is structured into three main verticals:

• Front-end:

Responsible for creating and maintaining the web and mobile interfaces of our products, ensuring high-level performance and experience. Works in an integrated manner with the other engineering squads.

• Betting & Games:

Takes care of the logic of sports betting and casino games. Ensures robust integrations with suppliers, betting security, and real-time updates.

• Platform:

Involves areas such as Customer, R&D, Payments, Regulation & KYC. Focuses on platform scalability, payment processes, and user onboarding.

Learn about our stack: https://stackshare.io/companies/nsx-group

Flutter Brazil is one of the leading sports betting ecosystems in the country, recognized for its innovation, operational excellence, and user-centered experience.

We are one of five regions within Flutter International — the global division of Flutter Entertainment — and we represent Brazil in a model that combines local autonomy with global connectivity.

We’re behind leading brands such as Betnacional and Betfair Brasil, which are reshaping the digital and sports entertainment landscape across the country.

Our mission is to deliver a safe, transparent, and engaging betting experience, powered by advanced technology, data intelligence, and high-performance digital marketing. We also lead the Responsible Gaming movement in Brazil, operating with ethics and sustainability at the core of everything we do.

At Flutter Brazil, we believe in the power of diverse talent, collaborative work, and continuous innovation. We are an organization in the making — with real opportunities to contribute, grow, and drive change. Our culture is dynamic and challenging, grounded in active listening, close-knit leadership, and ongoing development.

Our operations are strengthened by access to Flutter Edge — a global network of talent, technologies, benchmarks, and best practices that connects all Flutter regions around the world. Through this network, we learn from top professionals, accelerate solutions, and deliver greater value locally.

We are also part of the Positive Impact Plan, Flutter’s global commitment to social impact, with a focus on inclusion, education, and supporting causes that matter to Brazilian society.

If you believe in the power of responsible entertainment, the potential of technology to transform industries, and want to be part of a global company that is redefining standards — come build the future with us.