Senior CIAM Security Engineer - Remote

Affirm is building the next generation of CIAM backend services to power registration, authentication, and account lifecycle across B2C and B2B platforms. This hands-on engineering role emphasizes security, reliability, and scalable design in a remote-first environment across Canada.

You will develop Python or Kotlin APIs, implement OAuth 2.0, OIDC, SAML, and SCIM standards, and operate CIAM services with MFA and adaptive authentication, while collaborating with global teams.