App Dev & Support Engineer III

Through our dedicated associates, Conduent delivers mission-critical services and solutions on behalf of Fortune 100 companies and over 500 governments - creating exceptional outcomes for our clients and the millions of people who count on them. You have an opportunity to personally thrive, make a difference and be part of a culture where individuality is noticed and valued every day.

App Developer and Support Engineer III

About Conduent:
Through our dedicated associates, Conduent delivers mission-critical services and solutions on behalf of Fortune 100 companies and over 500 governments – creating exceptional outcomes for our clients and the millions of people who count on them. You have an opportunity to personally thrive, make a difference, and be part of a culture where individuality is noticed and valued every day.

JOB DESCRIPTION

We are seeking a highly skilled developer to design and support software for Point of Sale (POS) terminals, focusing on C, C#, Python, serial communication, REST APIs, and AI-driven real-time processing. This role involves building low-latency, highly reliable systems that integrate with payment hardware, backend services, and AI models for intelligent decision-making.

HYBRID POSITION- MUST BE ABLE TO TRAVEL TO SOMERSET, NJ OFFICE.

Key Responsibilities:

Core Development (C++, C#, Python)

Develop and maintain applications using:

• C; for system-level and device interaction
• C# (.NET) for application and API layers
• Python for AI integration, automation, and data processing
• Build scalable, high-performance POS software systems
• Optimize code for low-latency and real-time execution
• Debug and resolve complex production issues
• Serial Communication & Device Integration

Implement and support serial communication (RS232, USB, COM) with:

• Payment terminals
• Barcode scanners
• Receipt printers
• Cash drawers
• Develop device drivers/interfaces and handle protocol-level communication
• Ensure reliable message parsing, retries, and fault tolerance
• API Development (RESTful Services)
• Design and implement secure, scalable REST APIs
• Enable seamless communication between POS devices and backend systems
• Implement authentication, encryption, and validation mechanisms
• Optimize APIs for real-time transaction processing
• AI & Machine Learning Integration
• Develop and integrate AI/ML models into POS workflows using Python

Implement:

• Fraud detection and anomaly detection models
• Transaction pattern analysis
• Intelligent diagnostics and log analysis
• Use Generative AI for:
• Automated troubleshooting
• Code generation and optimization
• Smart documentation and knowledge systems

System Integration & Testing

• Integrate with payment gateways, ticketing systems, and enterprise platforms
• Develop simulation tools for hardware testing
• Perform unit, integration, and end-to-end testing
• Support field deployments and production troubleshooting

Performance, Security & Compliance

• Ensure compliance with payment security standards (PCI-DSS awareness)**
• Optimize systems for throughput, latency, and reliability
• Implement robust logging, monitoring, and observability

Required Qualifications

1. Bachelor’s degree in Computer Science, Engineering, or equivalent experience
2. 5+ years of software development experience
3. Strong proficiency in:
4. C++ (embedded/system-level programming)
5. C# (.NET)
6. Python (AI/automation/data processing)
7. Experience with serial communication protocols
8. Strong understanding of REST API development

Strong Python skills for:

• AI/ML model integration
• Data processing and automation
• Understanding of latency optimization and real-time constraints

Experience with:

• Model deployment and inference pipelines
• Anomaly detection and classification models
• Familiarity with frameworks (preferred):
• TensorFlow / PyTorch / Scikit-learn
• Experience integrating AI APIs (OpenAI, Azure AI, etc.)

Real-Time Processing Skills

• Event-driven and streaming architectures
• Multithreading and concurrency (C++/C#)
• Async programming and performance tuning

Preferred Qualifications

• Experience in POS, payments, or ticketing systems
• Knowledge of payment standards (EMV, ISO 8583)
• CI/CD tools (Jenkins, GitHub Actions)
• Familiarity with cloud platforms (AWS, Azure)
• Key Skills
• Strong debugging and troubleshooting across hardware/software boundaries
• Real-time system design and optimization
• AI-driven development mindset
• Strong communication and collaboration
• Nice to Have
• Embedded systems or IoT experience
• Experience with edge AI deployments

Working for You

We offer perks and rewards designed to support you:

• Health & Welfare Benefits: Comprehensive plans tailored to your needs, effective from day one.
• Retirement Savings: Robust programs to help you secure your financial future.
• Employee Discounts: Access to a wide range of discounts on merchandise, services, travel, and more.
• Career Growth Opportunities: Paths for advancement within a global organization.
• Paid Training: Learn while you earn with award-winning learning platforms.
• Paid Time Off: Competitive PTO packages to help you recharge.
• Great Work Environment: Join an award-winning culture that values diversity and inclusion.