✦ Luna Orbit — Software Engineering

Software Engineer II - Identity & Access Management (Core Infra IO)

at Klaviyo

📍 Boston, MA Onsite Posted March 25, 2026
Type Full-Time
Experience mid
Exp. Years Not specified
Education Not specified
Category Software Engineering

Klaviyo is seeking a Software Engineer II to develop and maintain identity and access management services, focusing on security, microservices, and enterprise authentication platforms.

  • Own features end-to-end for auth capabilities
  • Migrate authentication paths to microservices
  • Build SDKs for internal teams
  • Support org-scoped identity
  • Collaborate on security patterns

The role involves working with Python, microservices architecture, OAuth, SCIM, Kong API gateway, and distributed systems to build secure identity solutions.

The ideal candidate is a mid-level software engineer with experience in identity and access management, microservices, and security protocols. They should have strong collaboration skills and a background in building scalable, secure authentication platforms.

PythonMicroservicesOAuthKongAuthenticationAuthorization
SCIMMFASSORBACReBACDistributed systemsSecurity patterns
KongIdP platformOAuthSCIM
PythonMicroservicesOAuthSCIMKongAuthenticationAuthorizationDistributed systemsSecurity patterns
PythonDjangoMicroservicesAuthenticationAuthorizationOAuthSCIMKongIdPMFASSORBACReBACAPI developmentDistributed systemsSecurity patterns
collaborationproblem-solvingownershipmentorshipcommunication
Industry SaaS
Job Function Developing and maintaining secure identity and access management services
Role Subtype Systems Engineer
Tech Domains Active Directory, Microsoft 365, Azure, Amazon Web Services, Kubernetes
Software EngineerMicroservicesOAuthSCIMKongIdentity & Access ManagementAuthenticationAuthorizationMFASSORBACReBACDistributed systemsSecurity patternsAPI developmentKlaviyoBostonMAPythonSecurityIAMAPI

Lack of experience with OAuth or microservices, No background in security protocols, No experience with identity platforms, Must be located in Boston, MA

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