Platform Engineer, APIs and Security

The role

You will build a multi-tenant platform that turns inference infrastructure into a product for enterprises and sovereign customers. You will own systems including authentication, tenant isolation, quotas, metering, entitlements, and the public API.

What you will do

• Build the multi-tenant control plane, including credentials, quotas, rate limits, and tenant isolation.
• Own public inference APIs, including streaming, versioning, compatibility, and migrations.
• Implement accurate usage metering, credit reservation, and entitlement enforcement.
• Build enterprise capabilities such as SSO, access controls, audit logs, and data residency.
• Test and continuously strengthen the tenant boundary.

Required qualifications

• 5+ years in backend, infrastructure, or platform engineering, including ownership of a multi-tenant API or control plane.
• Deep knowledge of authentication, credential management, rate limiting, quotas, and tenant isolation.
• Strong Python skills.
• Sound API design judgment.
• Experience with metering, billing, credits, or entitlements, including idempotency, reconciliation, and audit trails.
• Experience with enterprise or regulated environments, such as SSO, SAML/OIDC, SOC 2, data residency, or sovereign deployments.

Nice to have

• High-throughput or streaming APIs

Benefits

• Innovative culture
• Growth paths
• Adaption Passport: An annual travel allowance to explore somewhere new
• Weekly allowance for takeout or grocery delivery
• High-quality medical coverage and benefits
• Team offsites and visits to SF HQ, London, Mexico City, and New York

About the company

adaption builds efficient intelligence that evolves in real-time. The team is small, talent-dense, and operates with high velocity and extreme ownership.