Pessoa Desenvolvedora FrontEnd Sênior

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Pessoa Desenvolvedora FrontEnd Sênior based in Brazil. We are seeking a Senior Frontend Software Engineer to serve as a technical reference for internal administrative interfaces, building reliable, accessible, and intuitive experiences for operational teams. In this role, you will lead frontend architecture and establish reusable components, design standards, and engineering practices across multiple teams. You will collaborate closely with Product, Design, Backend Engineering, and domain teams to translate complex business requirements into effective user interfaces. Working primarily with React and TypeScript, you will also have opportunities to contribute to Node.js services when needed. You will help improve application performance, code quality, observability, and automated testing while using AI-assisted development tools responsibly. This opportunity offers a collaborative, remote-first environment where technical ownership, pragmatic problem-solving, and continuous improvement are central to success.