Key Responsibilities
Design and develop secure .NET applications with identity/authentication at core
Implement and manage SSO solutions using Auth0/Ping Federate (OIDC, SAML, OAuth 2.0)
Build custom identity providers and user access management systems
Develop APIs with claim-based authorization and role-based access control (RBAC)
Handle user lifecycle management, password policies, MFA integration
Troubleshoot auth failures, security incidents, token issues
Must-Have Skills
7+ years .NET (C#, ASP.NET Core, EF Core) – solid production experience
3+ years Identity Management (Ping Federate OR Auth0) – hands-on implementation
Deep knowledge: OIDC, OAuth 2.0, SAML 2.0, JWT tokens, claim-based identity
Secure API design with authentication/authorization patterns
Database design (SQL Server/PostgreSQL)
Git, basic CI/CD understanding
AWS or Azure exposure
Valuable-to-Have
Custom identity provider development
Security best practices (OWASP)