Senior Fullstack Engineer (AI)

TL;DR

Senior Fullstack Engineer (AI): Building and maintaining authentication and session systems for enterprise companies with an accent on SAML, SCIM, OAuth/OIDC, and MFA. Focus on ensuring reliability, latency, and efficiency of auth systems as hirify.global scales to larger and more security-conscious customers.

Location: Americas - North, Central and South America

Compensation Range: $174.2K - $261.2K

Company

hirify.global's mission is to enable enterprise companies to build and maintain dependable AI workflows at scale.

What you will do

• Design and maintain authentication and session systems (SAML, SCIM, OAuth/OIDC, MFA, login, sign-up, 2FA, user provisioning) as hirify.global scales to larger and more security-conscious customers
• Own user session propagation and JWT validation across a multi-service architecture spanning Python, Node.js, and Go
• Build enterprise authentication controls and governance APIs: forced SSO, domain capture, credential lifecycle, admin authentication policies
• Build and maintain platform libraries consumed by dozens of internal teams
• Treat reliability, latency, and efficiency of auth systems as non-negotiables; build the monitoring, observability, and audit logging to back that up
• Enable Security, Enterprise Response, and product team partners to move faster by removing auth bottlenecks and proactively surfacing what they need

Requirements

• You've set the vision and built identity systems for enterprise SaaS at scale.
• You work through AI agents, not alongside them.
• You think in platforms, not features.
• You're comfortable across the stack.
• You believe enterprise can move fast, and you ship through ambiguity to prove it.
• You own your work, yourself, and your communication.

Culture & Benefits

• Join yearly company retreats that rotate to various cities throughout North America