Desenvolvedor Fullstack Sênior

This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Senior Fullstack Developer (Desenvolvedor Fullstack Sênior) based in Brazil. Join a high-performance engineering squad working on a strategic, long-term modernization project for a product used by millions of people. In this role, you will help build scalable, decoupled services and components while contributing to the evolution of legacy systems into a modern architecture. You will collaborate closely with technical leadership and architecture teams, influencing engineering decisions and promoting best practices. Quality will be central to your work, with an emphasis on automated testing, maintainable code, and reliable delivery. This opportunity offers technical autonomy, collaboration with experienced professionals, and the chance to make a meaningful impact in a complex technology environment. The position is fully remote and structured as a full-time, permanent employment opportunity under the Brazilian CLT regime.