Enterprise Integration Developer

Global Data Consultants•Middletown, PA

About The Position

GDC IT Solutions is seeking an Enterprise Integration Developer to support the Pennsylvania Turnpike Commission in designing, developing, deploying, and maintaining enterprise integration solutions across SAP, Microsoft Dynamics 365 CRM, Microsoft Azure, IVR systems, and external platforms. The role supports complex, high-volume integrations for tolling operations, customer interactions, and connected enterprise applications. The developer will use Microsoft .NET, C#, Azure cloud services, APIs, middleware, and document management solutions to build secure, scalable, high-performance integrations. The position focuses on optimizing data flows, improving interoperability, reducing unnecessary data replication, and ensuring reliable information exchange across critical tolling applications. It also includes integration architecture, performance optimization, technical documentation, and compliance with Pennsylvania Turnpike Commission standards and procedures.

Requirements

At least eight years of experience as a developer or in a similar technical role, including enterprise integrations, Azure cloud solutions, IVR systems, and external system integrations; tolling project experience is preferred.
Demonstrated experience designing and implementing external-system integrations in tolling environments, including toll collection and traffic management systems.
Strong understanding of Microsoft Azure government and commercial cloud platforms, including IaaS, PaaS, and SaaS.
Strong knowledge of enterprise application integration concepts, middleware solutions, APIs, cloud hosting, and data exchange between interconnected systems.
Bachelor's degree in Computer Science, Engineering, or a related field.
At least ten years of experience developing complex enterprise integrations for high-volume organizations using SAP, Microsoft Dynamics 365 CRM, and Microsoft Azure cloud services.
Advanced hands-on experience with C#, .NET 8+ or supported .NET LTS versions, and ASP.NET Core Web API for enterprise integration development.
Extensive experience developing RESTful APIs, microservices, Azure Functions, custom middleware, reusable components, and shared integration libraries.
Strong hands-on experience with Azure Service Bus, including queues, topics, subscriptions, sessions, and dead-letter queues.
Experience designing secure REST APIs and implementing JSON/XML transformations, validation, and data mapping.
Hands-on experience designing, developing, and optimizing IVR systems in tolling or similar customer-facing environments.
Knowledge of tolling industry standards, regulatory requirements, and operational best practices.
Experience with high-volume transaction processing, cloud-based integration architecture, and enterprise system performance optimization.

Nice To Haves

Master's degree in a related field.
Additional education in business management or information systems.
Experience with tolling projects.

Responsibilities

Lead the design, development, and implementation of complex enterprise integration solutions for high-volume tolling operations and interconnected business applications.
Design, develop, deploy, and support integrations among SAP, Microsoft Dynamics 365 CRM, Microsoft Azure, IVR systems, and external platforms, including payment gateways, backend databases, toll collection systems, and traffic management systems.
Develop and maintain enterprise integration services using C#, .NET 8+ or supported .NET LTS versions, and ASP.NET Core Web API.
Build and maintain RESTful APIs, microservices, custom middleware components, reusable libraries, and integration frameworks.
Design and implement Azure Functions using HTTP, Service Bus, timer, and blob triggers.
Design, configure, and optimize Azure Service Bus solutions, including queues, topics, subscriptions, sessions, and dead-letter queues.
Design and optimize IVR systems to improve tolling customer interactions, operational efficiency, and integration with CRM and backend tolling applications.
Analyze solution components, integration models, and architectural options to support reliable, scalable, high-volume transaction processing.
Evaluate and implement opportunities to leverage open APIs, reduce unnecessary data replication, and streamline enterprise data flows.
Implement JSON and XML payload transformations, data validation, and mapping for consistent data exchange between integrated systems.
Apply clean coding principles, SOLID design patterns, enterprise API standards, and secure coding practices.
Improve technical integrations, optimize system performance, and increase the reliability of connected applications.
Create and maintain technical and functional documentation, including design specifications, architecture diagrams, test plans, test scripts, impact analysis reports, lessons learned, and best practices.
Ensure technical documentation follows Pennsylvania Turnpike Commission formats, templates, standards, policies, and procedures.
Perform additional duties and related tasks as assigned by the Commission.