Desenvolvedor BackEnd Node - Sênior

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Desenvolvedor BackEnd Node - Sênior based in Brazil. This is a senior backend engineering opportunity focused on building scalable, secure, and high-performance services with Node.js. You will design and maintain APIs and backend solutions that support evolving digital products and business needs. The role involves working across relational and NoSQL databases, distributed architectures, and modern cloud environments. You will collaborate closely with frontend, mobile, and product teams to translate requirements into robust technical solutions. Quality, automated testing, observability, security, and sustainable architecture will be central to your work. You will also contribute to code reviews, technical decisions, refactoring, and continuous improvements across the platform. As a senior professional, you will have the opportunity to mentor other developers and help raise engineering standards.