Senior Full-Stack Engineer (React) - Brazil

We are seeking a highly skilled and motivated Senior Software Engineer (React) who shares our values of pragmatism, professionalism, and transparency, and who is eager to work in forward-thinking, collaborative teams. In this role, you will support our clients across a wide range of internal and consultancy projects, designing, building, and evolving high-quality web applications with a strong focus on performance, maintainability, accessibility, and scalability. This is a client-facing role where you will help teams deliver excellent front-end solutions, influence technical direction, and contribute to consistent engineering practices across engagements. Our Culture We are a transparent organization; salary bandings and company finances are shared with employees from day one. We have a flat management structure , and everyone has an equal voice in improving our business. Got an idea? Find two colleagues who share your vision, form an ‘initiative circle,’ and bring it to life. Continuous learning is at the heart of everything we do. Whether attending evening tech sessions, reading articles, listening to podcasts, or presenting at conferences, everyone in our team is always looking for ways to improve and eager to share knowledge with their colleagues. Deep knowledge and hands-on experience with React & TypeScript , including hooks, global state management, and component architecture Strong back-end experience with deep technical expertise in at least one of the following: Golang / Java / C# .NET / PHP Experience with AWS (Lambda, API Gateway, S3, DynamoDB, or similar) or Azure Familiarity with modern development practices (TDD, CI/CD, Git) Testing experience with Cypress or Playwright Ability to design and consume RESTful APIs Understanding of scalable and distributed architectures (monolith, modular, microservices, event-driven, batch/ETL) Strong collaboration skills and experience working in cross-functional teams Databases (Data Layer) Relacional: PostgreSQL, MySQL, SQL Server (at least one) NoSQL: MongoDB, DynamoDB, Cassandra (at least one) Everyone should have the right to bring their whole self to work and be celebrated for who they are. Our people are hired purely on their commitment to these values and their ambition to deliver outstanding results for our clients. Codurance is proud to be an Equal Opportunities Employer and is committed to fostering an inclusive workplace.