[Job - 31610] Master .NET Specialist, 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. We are looking for a Master .NET Specialist to lead the development and integration of complex back-end software solutions. In this role, you will work closely with a multicultural team distributed across Brazil, Colombia, the UK, and the USA, collaborating daily in English and setting technical direction for robust, scalable services and integrations. Must-Have Skills: .NET Expertise: extensive experience with .NET Framework and .NET Core in high-volume, production systems. Backend Development: advanced hands-on experience designing and building back-end services using C#, ADO.NET, and SQL Server. APIs & Integration: strong background implementing and evolving SOAP and RESTful services, including versioning, security, and best practices. Data & Persistence: deep understanding of ADO.NET and SQL Server, including database design, optimization, and performance tuning. XML: proficiency in XML serialization/deserialization for integrations and data exchange.