Pessoa Desenvolvedora Back-End .NET - Sênior

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Pessoa Desenvolvedora Back-End .NET - Sênior based in Brazil. This is a senior back-end development role focused on supporting and evolving critical .NET applications in a high-availability financial environment. You will combine hands-on development with production support, incident investigation, debugging, and continuous improvement. The role involves building and maintaining APIs, microservices, integrations, and cloud-based solutions while ensuring application reliability and performance. You will work extensively with observability, monitoring, messaging, containers, and modern deployment practices. Collaboration with both technical and business stakeholders will be essential to understand requirements and resolve complex issues efficiently. The position offers an opportunity to contribute across the full application lifecycle, from development and deployment through monitoring, support, and architectural improvements.