Build secure CIAM backend services at Affirm, using Python or Kotlin in a remote-first engineering environment. Shape identity systems at scale.This Staff Software Engineer role sits within Information Security and focuses on customer identity and authentication. You will deliver registration, login, authorization, account lifecycle, and profile capabilities across B2C and B2B platforms.

The work emphasizes distributed systems, security fundamentals, reliability, and operational rigor.Key Responsibilities:

Design and operate core CIAM backend servicesImplement OAuth 2.0, OIDC, SAML, and SCIM standardsDevelop Python and Kotlin APIs for identity capabilitiesIntegrate user stores, messaging, fraud signals, and platformsMonitor and optimize services for resilience and abuse detectionRequirements:

Seven or more years designing backend systems at scaleFive or more years of skilled backend engineeringStrong Python or similar backend language experienceHands-on CIAM knowledge beyond basic configurationExperience with distributed systems, APIs, and observabilityApply backend engineering, CIAM standards, and security expertise to protect customers across Affirm identity experiences.

📌 Staff Ciam Backend Software Engineer (Winnipeg)
🏢 Affirm
📍 Winnipeg