We are looking for a Senior Full Stack Engineer (.Net/React) who is ready to take on a key role in the development and maintenance of applications and tools used by internal users and external customers. If you're passionate about designing robust architectures, implementing intuitive interfaces, and ensuring seamless integrations, this opportunity is for you! 🚀 Responsibilities Implement authentication and authorization features using IAM platforms such as Auth0, KeyCloak, Okta, or Azure AD. Integrate applications with OAuth 2.0, OpenID Connect, and other identity protocols to support secure user access. Develop and maintain secure user management workflows, including registration, login, password reset, and MFA. Collaborate with cross-functional teams to enforce role-based access control (RBAC) and implement fine-grained permissions. Write clean, testable code with a focus on security, scalability, and adherence to IAM best practices.