Crusoe designs, builds, and operates energy-first AI infrastructure. Its offerings include Crusoe Cloud for GPU-based training, fine-tuning, inference, and managed services, alongside AI-optimized data centers and energy infrastructure.

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Skills

Abac Api Design Authentication Authorization Distributed Systems Go Grpc Iam Oauth2 Observability Oidc Rbac Secrets Management Security

Candidate Availability

Onsite · San Francisco · Required

Required and preferred rules are kept separate and reflect the wording in the original posting.

About the Role

You will own the design and delivery of core IAM services end-to-end, including fine-grained authorization, authentication, identity federation and identity lifecycle. You'll build low-latency, fault-tolerant services, apply security best practices, contribute to architecture, collaborate across teams, and mentor engineers.

Requirements

Bachelor's degree in Computer Science or related field (or equivalent experience) and 5+ years of software development experience, primarily in Go and gRPC or equivalent compiled language
Ability to design and scale fault-tolerant distributed systems and managed cloud services
Hands-on experience building authentication and authorization with OAuth2/OIDC, RBAC/ABAC, session, credential and secrets management, plus encryption and TLS
Experience operating services: on-call, observability and latency-sensitive reliability
Strong API design (gRPC and REST) and multi-tenant identity hierarchy modeling
Cross-functional collaboration skills
Experience mentoring and code reviews
Strong communication skills

Responsibilities

Own design, development and operation of core IAM services
Solve complex authentication and authorization problems at platform level
Deliver low-latency, fault-tolerant, highly available services
Apply security best practices such as OAuth2/OIDC, RBAC/ABAC and session and credential management
Contribute to architectural decisions
Collaborate with product, design, security and SRE
Mentor engineers, improve hiring and onboarding, and perform code reviews

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) with company match up to 4% of salary
Volunteer time off
Global travel insurance & emergency assistance
Daily meals allowance
Additional perks & programs specific to location