Simphony STS Integration Developer

A technology organization is seeking a Simphony STS Integration Developer in Tennessee to design, build, and maintain RESTful API integrations between third-party digital ordering channels and a cloud POS ecosystem. This role focuses on secure, high-performance connectivity, menu synchronization, and real-time order workflows using Oracle MICROS Simphony Transaction Services Gen 2.

About the Opportunity:

• Shift: Day shift


• Schedule: Monday to Friday


• Hours: Standard business


• Setting: Hybrid (at least 3 days a week onsite)

Responsibilities:

• Develop and optimize stateless end-to-end checkout, check management, and payment flows using the STS Gen 2 Checks API


• Build automated menu synchronization processes using Configuration and Organizations APIs to support pricing, modifier, and item availability updates


• Implement secure connectivity and authentication using OpenID Connect, OAuth2, and PKCE


• Build and maintain asynchronous webhook and notification handlers for real-time order tracking


• Collaborate on integration design, troubleshooting, and maintenance for RESTful services connected to the POS ecosystem

Qualifications:

• 1-2+ years of hands-on experience working with Simphony STS Gen 2 REST APIs


• Strong understanding of Simphony hierarchy, Revenue Centers, Menu Item Classes, and multi-tender configurations


• Professional proficiency in C#, Azure Functions, and SQL


• Experience with JSON, RESTful architecture, and OIDC token management

Desired Skills:

• Experience migrating legacy STS Gen 1 SOAP/XML interfaces to STS Gen 2 REST/JSON


• Experience deploying scalable backend systems within the Microsoft Azure ecosystem