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Staff CIAM Software Engineer
Affirm
Remote, USA
Full-time
Mid-Senior
Remote
$230,000 to $290,000
Discovered 1 weeks ago
Backend software engineeringCustomer identity and access management (CIAM)PythonKotlinOAuth 2.0OpenID Connect (OIDC)
Free
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Backend software engineeringCustomer identity and access management (CIAM)Python
Role Overview
Build and operate core customer identity and authentication capabilities inside Information Security.
Support registration, login, authorization, account lifecycle, and profile management across B2C and B2B experiences.
Deliver identity features with strong security fundamentals, reliability, and operational rigor.
Key Skills for This Role
Backend software engineeringCustomer identity and access management (CIAM)PythonKotlinOAuth 2.0OpenID Connect (OIDC)
Full Job Posting
Role Overview
Build and operate core customer identity and authentication capabilities inside Information Security.
Support registration, login, authorization, account lifecycle, and profile management across B2C and B2B experiences.
Deliver identity features with strong security fundamentals, reliability, and operational rigor.
What You Will Do
- Design, build, and operate CIAM backend services.
- Implement OAuth 2.0, OIDC, SAML, and SCIM standards in code.
- Develop Python and Kotlin backend APIs for web, mobile, and partner applications.
- Integrate identity platforms with internal systems and downstream customer platforms.
- Own MFA, step-up authentication, device binding, consent, and adaptive authentication flows.
- Automate infrastructure and deployments with Infrastructure as Code and CI/CD.
- Monitor, debug, and optimize services for performance, resilience, and abuse detection.
- Define technical execution plans, write maintainable code, and deprecate existing functionality.
What We Look For
- At least five years of professional backend software engineering experience.
- At least seven years of experience designing and launching backend systems at scale.
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