C# Developer

Position 2: C# Developer

We are seeking a strong C# Developerto build maintain and optimize custom client-side applications and plugins that run directly within the Oracle MICROS Simphony POS terminal runtime.

This role focuses on developing resilient edge-level software modules that handle local data storage event messaging and custom workflow extensions at the restaurant workstation level.

Core Responsibilities:

• POS Client Customization:Design and build custom plugins using the Oracle MICROS Simphony Extension Application Development APIto intercept POS events alter UI workflows and implement custom transaction logic inside the Simphony client runtime.
• Local Data Management:Implement and optimize lightweight low-footprint local storage solutions using embedded databases like SQLiteor SQL Expressto manage offline data caches and state configuration.
• Message Queueing:Engineer robust asynchronous event streaming and data syncing protocols between edge POS clients and central systems using RabbitMQ.
• Edge Application Development:Build high-performance low-latency background services and modules using C# / .NET.

Required Skills & Experience:

• C# / .NET Core:4 years of professional experience building robust applications class libraries or desktop plugins.
• Lightweight Relational Databases:Hands-on experience designing schemas and writing efficient queries for edge databases like SQLiteor SQL Server Express.
• Enterprise Messaging:Practical experience implementing message queuing patterns producers and consumers with RabbitMQ(or equivalent AMQP brokers).
• Robust Software Design:Deep understanding of threading local concurrency and offline-first data synchronization.

Preferred/Nice-to-Have:

• Direct experience developing Simphony Extension Applications using the Oracle Simphony SDK.
• Background in the hospitality technology sector or integrating with restaurant POS ecosystems.

Note:Local Candidate(s) preferred but Client is willing to consider out of state candidate(s) who can come for an onsite interview and relocate at their own expense from Day 1.

Required Skills:

C# CoreSQLiteSQL server expressRabbitMQOracle SDK