This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Backend Software Engineer Pleno based in Brazil. As a Backend Software Engineer, you will build and evolve distributed systems designed to operate at significant scale and serve millions of users. You will contribute to the architecture and development of reliable microservices, APIs, and cloud-based solutions. The role combines hands-on coding with system design, continuous delivery, infrastructure automation, and technical problem-solving. You will work closely with Product, Design, Engineering, and customer-facing teams to translate complex needs into valuable solutions. The environment encourages autonomy, ownership, continuous learning, and high technical standards. This is an opportunity to work on challenging technology problems and help build solutions with long-term impact.