Lambda

Senior Software Engineer – IAM

Lambda

full-time

Posted on:

Location Type: Hybrid

Location: San FranciscoCaliforniaUnited States

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Salary

💰 $296,000 - $445,000 per year

Job Level

About the role

  • Design and implement core IAM components including identity models, authentication flows and authorization systems
  • Build and evolve enterprise IAM features such as RBAC, SSO (SAML/OIDC), SCIM provisioning, MFA, and audit logging
  • Own end-to-end delivery of IAM features from technical design to production rollout and monitoring
  • Collaborate with teams across API Experience, Billing, Core Cloud Platform, Console Experience, Infrastructure and Security to integrate consistent identity and access patterns across systems
  • Contribute to API design and ensure consistency in identity and permission semantics across services
  • Participate in design reviews and provide thoughtful input on system architecture and tradeoffs
  • Debug and resolve complex production issues in security-sensitive systems
  • Improve system reliability, observability, and operational workflows for IAM services
  • Mentor junior engineers and contribute to raising the bar on engineering quality

Requirements

  • 5+ years of backend or platform engineering experience
  • Strong experience building or working on authentication and/or authorization systems
  • Solid understanding of IAM fundamentals:
  • - Authentication (OAuth2, OIDC, SAML)
  • - Authorization (RBAC, ABAC, or similar models)
  • - Identity lifecycle concepts (provisioning, deprovisioning)
  • Experience building distributed systems in a cloud or SaaS environment
  • Strong coding skills in Python or Go, with experience building production backend systems
  • Experience designing APIs and working with service-oriented architectures
  • Ability to independently own projects and deliver high-quality systems
  • Strong debugging, problem-solving, and communication skills
Benefits
  • Health, dental, and vision coverage for you and your dependents
  • Wellness and commuter stipends for select roles
  • 401k Plan with 2% company match (USA employees)
  • Flexible paid time off plan that we all actually use
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
IAM componentsauthentication flowsauthorization systemsRBACSSOSAMLOIDCSCIM provisioningMFAAPI design
Soft Skills
collaborationmentoringproblem-solvingcommunicationindependent project ownership