[Job - 32454] Mid-Level Support Engineer L3 (Java + Spring Boot), Brazil

At CI&T, we help large enterprises transform the potential of AI into real business impact with AI Deployment, AI-native execution, and tech-integrated business solutions. With 30 years of experience in technological transformation, we accelerate innovation with expertise in Agentic SDLC, Application modernization, Data & AI, Martech and Business strategy. We are 8,000 CI&Ters across more than 25 countries, collaborating to build solutions with real impact. AI is already part of how we work, evolve, and innovate every day. About the Role We are looking for a Mid-Level Java Backend Developer to join our Level 3 (L3) Application Support team , supporting a large-scale B2B e-commerce platform in the alcoholic beverage industry, currently operating across 40 countries. In this role, you will focus on ensuring the stability, reliability, and performance of backend applications, investigating complex technical incidents, identifying root causes, and implementing sustainable solutions. You will work closely with cross-functional teams to troubleshoot production issues, maintain microservices and APIs, and continuously improve application quality and operational efficiency. This opportunity is ideal for someone with a strong Java development background who enjoys technical investigation, problem-solving, and working with complex distributed systems in a production environment. What you will do: Provide Level 3 (L3) technical support for backend applications developed with