Auth0 / Customer Identity Specialist

Role Summary: Hands-on IAM specialist responsible for implementing, configuring, and supporting Auth0 solutions on the Customer Identity (CIAM) side within a banking/financial services environment, including real-time troubleshooting of customer authentication issues. Key Responsibilities: Implement and configure Auth0 Customer Identity modules (Universal Login, connections, MFA, Actions/extensibility, attack protection, logging) Design and support OAuth 2.0 / OpenID Connect flows for customer-facing applications Debug customer identity issues in real time, with intimate knowledge of JSON Web Tokens (JWT) — claims, signatures, expiry, audience/issuer validation, access/refresh token behavior Apply and support FAPI 2.0 (Financial-grade API) aligned authentication and authorization patterns Integrate Auth0 with APIs, applications, and identity federation/SSO where required Contribute to identity runbooks, playbooks, and process documentation Support audit and compliance evidence gathering related to customer authentication and access Escalate and coordinate on critical customer-identity events with senior leadership Required Experience: 6+ years in IAM / identity security, with 3–5+ years of hands-on Auth0 (Customer Identity) implementation and support experience Proven experience debugging production customer auth/token issues under time pressure BFSI client-facing implementation experience preferred Core Technical Expertise: Auth0 (Customer Identity / CIAM) JSON Web Tokens (JWT), OAuth 2.0, OpenID Connect FAPI 2.0 standard familiarity MFA, PKCE, token/session lifecycle, secure client patterns Identity federation and SSO as applied to CIAM API security fundamentals related to customer authentication Preferred Certifications Auth0 / Okta-related identity certifications (as applicable); cloud identity adjacency (e.g., Microsoft Entra ID / Azure AD B2C) a plus Location / Work Model Bengaluru (or ThoughtFocus India delivery location) — dedicated to a US banking client account, India-based employment with ThoughtFocus