Full-Stack Identity & Security Engineer

New
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ServantAI Orchestration SaaS
United States. Brazil. Colombia. Mexico. Nigeria. GhanaContractMiddle
Salary not disclosed
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Job Details

Required Skills
PythonGitOAuthTypeScriptFastAPIReact

Requirements

  • Hands-on experience implementing authentication and authorization in web applications.
  • Strong experience with Clerk (or equivalent identity providers).
  • Deep understanding of OAuth2, JWT, and session management.
  • Experience with FastAPI (Python) backend systems.
  • Frontend integration experience with React + TypeScript.
  • Strong security fundamentals and threat-model awareness.
  • Proficiency with Git and remote collaboration.

Responsibilities

  • Implement and manage authentication using Clerk across frontend and backend.
  • Design RBAC and permission models aligned with human-led decision workflows.
  • Implement secure session handling, JWT validation, and token lifecycles.
  • Integrate identity flows with FastAPI backend services.
  • Support secure authentication flows in React + TypeScript frontend applications.
  • Harden APIs and identity boundaries for multi-tenant SaaS use cases.
  • Design and implement identity and permission models for AI agents and automated workflows.
  • Implement human-in-the-loop approval gates and policy enforcement points.
  • Design sandboxing and blast-radius containment strategies.
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