Senior Java /Python Developer Back End

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Java / Python Developer Back End based in Brazil. This is a senior backend engineering role focused on building and evolving high-scale, resilient, and secure systems in a cloud environment. You will take ownership across the full engineering lifecycle, from design and coding through testing, monitoring, and operations. The role combines strong Java and Python expertise with distributed systems, microservices, messaging, and data persistence. You will contribute to critical APIs and services while helping raise engineering quality across the team. A strong focus on AI-enabled development workflows creates opportunities to improve productivity and delivery quality. You will work in a technically challenging environment where problem solving, collaboration, and technical leadership are highly valued.