Mid-Level Full Stack Engineer .NET + Angular

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Mid-Level Full Stack Engineer .NET + Angular based in Brazil. This is an opportunity to work on full-stack applications where software engineering and application security come together. You will work directly with production codebases to remediate vulnerabilities, strengthen application security, and protect system integrity. The role spans backend and frontend development, dependency management, testing, authentication, authorization, and infrastructure hardening. You’ll take ownership of security fixes from investigation and implementation through testing, deployment, and documentation. The environment is collaborative and international, requiring close communication with distributed engineering and DevOps teams. You’ll also have the opportunity to improve engineering processes through automation and responsible use of AI coding tools. This is a strong fit for a developer who enjoys solving complex problems and wants security to be an integral part of their engineering practice.