Crusoe
Senior Software Engineer, Identity & Access Management
San Francisco, CA - US. Posted 10 days ago
The role
You will design, build, and scale Identity & Access Management (IAM) services for Crusoe's AI cloud. This includes developing fine-grained authorization models, identity federation, and credential management.
What you will do
- Own the end-to-end design, development, and operation of core IAM services.
- Build solutions for complex authentication and authorization scenarios.
- Deliver low-latency, fault-tolerant services for the critical API path.
- Apply security best practices like OAuth2/OIDC, RBAC/ABAC, and credential management.
- Contribute to architectural decisions for security, reliability, and maintainability.
- Work with product, design, security, and SRE to ship customer-first solutions.
- Mentor engineers and perform code reviews.
Required qualifications
- Bachelor's degree in Computer Science or a related field (or equivalent practical experience)
- 5+ years of software development experience, primarily in Go and gRPC (or an equivalent compiled language)
- Ability to design and scale fault-tolerant distributed systems and develop managed cloud services
- Hands-on experience building authentication and authorization into production services
- Knowledge of OAuth2/OIDC, RBAC/ABAC, and session, credential, and secrets management
- Strong security fundamentals such as encryption and TLS
- Experience operating services including on-call, observability, and maintaining latency-sensitive systems
- Strong API design (gRPC and REST)
- Experience modeling multi-tenant identity hierarchies
- Ability to work with cross-functional teams
- Experience mentoring engineers and giving code reviews
- Exceptional ability to articulate complex ideas
Nice to have
- Hands-on experience with IAM / authorization frameworks such as Ory, SpiceDB, or OpenFGA
- Familiarity with additional identity standards and protocols: SAML, JWT, identity federation, SCIM, and WebAuthn
- Experience with cloud-native tooling such as Kubernetes, Docker, Terraform, and CI/CD systems
- Experience with multi-tenant isolation, audit, or compliance (e.g., SOC 2)
- Experience with identity for AI agents and agentic workloads, or with GPU / AI cloud infrastructure
- Contributions to open-source security, identity, or distributed-systems projects
Benefits
- Competitive compensation and equity packages
- Restricted Stock Units
- Paid time off, paid holidays & leave of absence programs
- Comprehensive health, dental & vision insurance
- Employer contributions to HSA account
- Paid parental leave
- Paid life insurance, short-term and long-term disability
- Professional development & tuition reimbursement
- Mental health & wellness support
- Commuter benefits (parking & transit)
- Cell phone stipend
- 401(k) Retirement plan with company match up to 4% of salary
About the company
Crusoe is a vertically integrated AI infrastructure company that owns and operates each layer of the stack to power AI workloads. They use an energy-first approach to solve power bottlenecks for AI compute.