Especialista de Desenvolvimento de Software

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Especialista de Desenvolvimento de Software based in Brazil. This role focuses on developing and evolving the backend core of a unified SDK that processes critical security, integrity, and fraud signals. You will transform raw technical signals into actionable intelligence and reliability decisions that influence secure validation flows. The position involves building highly scalable, resilient, and observable services for mission-critical environments with significant transaction volumes. You will work closely with Architecture, Security, Platform, and Engineering teams to deliver high-performance and secure solutions. The role also contributes to the evolution of digital fraud detection, device compromise analysis, channel integrity, and risk assessment mechanisms. You will investigate emerging threats, strengthen production systems, and help continuously improve the technical quality and reliability of the platform.