About this opportunity
Advanced Sentry LLC lists this Senior Enterprise Systems Developer opportunity in austin, Texas. Review the employer’s description below for duties, qualifications and application requirements.
Job description
Description
JOB DESCRIPTION
Developer, Gatekeeper App
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.
Key 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
Core Technical Skills
React
JavaScript or TypeScript
MCP integration basics
OAuth and access-control concepts
REST API integration
Secrets and configuration management
Debugging and observability
Security fundamentals
UX for setup and operational workflows
Success Measures
The app is secure, stable, and maintainable
Authentication and access control work end to end
Setup and configuration flows are clear and supportable
API integrations are reliable and well documented
Issues can be diagnosed and resolved efficiently
Working Style
Collaborates effectively with technical and non-technical stakeholders
Communicates clearly and documents decisions and implementation details
Takes ownership of quality, security, and operational readiness
Balances speed of delivery with maintainability and supportability
Requirements
Required Qualifications
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
Preferred Qualifications
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
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Worksite address
austin, TX, 78716, US
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.