Senior AI Engineer, Platform Integration

Toppan Merrill

. Productionize the MCP integration service that external AI tools connect to over Streamable HTTP .

Posted 10/27/2026full-timeRemote • United StatesSenior💰 $135,000 - $175,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive experience in backend engineering with a strong focus on OAuth 2.0/2.1, security-first practices, and integration with external AI tools. Capable of building and maintaining secure, production-ready services while collaborating with cross-functional teams.

Highest-signal resume keywords

OAuth 2.0/2.1 ExpertiseTypeScript (Node.js) DevelopmentSecurity-First Engineering PracticesIntegration with Identity ProvidersExperience with AI Tool Integrations

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Backend EngineeringOAuth 2.1 ImplementationToken ExchangeAudit LoggingTypeScriptPythonOIDC ExperienceMulti-Tenant SSOIntegration ServicesDocument Management Systems

Tools & Technologies

OktaMCP ServersCommand-Line ToolsSecurity Review Processes

Industry Keywords

AI Tool IntegrationDeny By Default AuthorizationLeast PrivilegeAudit TrailDocument-Driven Tool Misuse

Tech Stack

Tools & technologies

JavaScriptNode.jsPythonTypeScript

About the role

Key responsibilities & impact

Productionize the MCP integration service that external AI tools connect to over Streamable HTTP
Implement OAuth 2.1 sign-in with Okta, including token exchange
Enforce tool permissions and client firms’ approved-document lists with deny-by-default authorization
Maintain an immutable, exportable audit trail of every external AI tool action, including reads
Design controls for AI-specific risks, including document-driven tool misuse and abnormal bulk document access
Test with at least two external AI tools and support client firms’ security reviews
Build an internal command-line tool for operations teams
Own the integration service end to end and partner with Identity, Security, backend, IT, innovation, and law-firm teams
Stand up production sign-in in a test environment, implement approved-document lists and audit logging, and connect a first external AI tool within the first 90 days

Requirements

What you’ll need

6+ years of backend or platform engineering
Deep, hands-on OAuth 2.0 or 2.1 and OIDC experience: authorization servers, scopes, audience, PKCE, token exchange
Experience building services that external customers or partners integrate with, including security reviews
Security-first engineering habits: deny by default, least privilege, audit logging
Strong in TypeScript (Node.js) or Python, and comfortable working in the other; services use both
Experience integrating with customers’ identity providers (OIDC or SAML federation, multi-tenant SSO)
Preferred: Model Context Protocol (MCP) servers, or AI tool and agent integrations
Preferred: Okta administration or custom authorization servers
Preferred: Experience integrating with enterprise legal software (document management systems, Harvey, or similar)

Benefits

Comp & perks

Enhanced Medical, Dental, Vision and Life insurance for employees and dependents
Employer Contribution to 401(k)
Paid time off including vacation, sick, community involvement, bereavement, jury duty, and holidays
Paid parental leave
Paid community involvement/volunteer days
Wellness Resources and Employee Assistance Programming