Senior Enterprise Systems Developer

Advanced Sentry LLC • Austin, TX

6d

About The Position

The Developer, Gatekeeper App will design, build, and maintain a secure internal application that supports authentication, access control, and operational workflows for Gatekeeper use cases. This role is responsible for delivering a reliable, maintainable, and user-friendly experience that integrates with MCP, access-control systems, OAuth-based authentication, and related APIs.

Requirements

• 3+ years of software development experience, or equivalent practical experience
• Strong experience with React
• Strong experience with JavaScript or TypeScript
• Experience building and maintaining web applications or internal tools
• Experience integrating with REST APIs and JSON-based services
• Familiarity with OAuth, authentication, and authorization concepts
• Familiarity with secure configuration and secrets handling
• Understanding of debugging, logging, and production support practices
• Working knowledge of security best practices, including least privilege and input validation

Nice To Haves

• Experience building internal enterprise applications or workflow tools
• Familiarity with access-control platforms or Zero Trust concepts
• Experience with MCP or similar tool-orchestration patterns
• Experience designing admin, setup, or configuration interfaces
• Experience supporting secure applications in an operational environment

Responsibilities

• Design and build the Gatekeeper app using modern frontend development practices
• Implement interactive user flows for setup, configuration, validation, and status reporting
• Integrate with MCP tools, access-control systems, and OAuth-based authentication flows
• Develop secure API integrations with internal and external systems
• Manage environment variables, secrets, and configuration in a secure and maintainable way
• Add input validation, error handling, logging, and troubleshooting support
• Partner with stakeholders to refine requirements and improve workflow usability
• Ensure the application follows established security, reliability, and internal application standards
• Document behavior, setup steps, and operational considerations for maintainability

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: No Education Listed