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
