Senior Integration Developer

Overview

GDC IT Solutions is currently seeking a Senior Integration Developer to support the Pennsylvania Turnpike Commission (PTC). This position will focus on designing, developing, and implementing enterprise integration solutions using Microsoft .NET, C#, Azure cloud technologies, SAP, Microsoft Dynamics 365, and IVR systems to support complex tolling operations and interconnected enterprise applications. As a Senior Integration Developer, you will be responsible for designing, developing, deploying, and supporting complex enterprise integration solutions across SAP, Microsoft Dynamics 365 CRM, Azure cloud services, IVR technologies, and external systems. You will lead the development of scalable, secure, and high-performing integrations that support high-volume tolling operations, streamline data flows, optimize system performance, and enhance customer interactions. This role will also involve developing APIs and middleware components, optimizing IVR solutions, evaluating integration approaches, and maintaining comprehensive technical and functional documentation in accordance with Commission standards.

Responsibilities

• Lead the design, development, and implementation of complex enterprise integration solutions supporting tolling operations and interconnected business systems.
• Design, develop, and maintain enterprise integration services using C#, .NET 8+ or supported .NET LTS versions, and ASP.NET Core Web API.
• Design and implement integrations between SAP, Microsoft Dynamics 365 CRM, Azure cloud services, IVR systems, payment gateways, backend databases, and traffic management systems.
• Develop RESTful APIs, microservices, and custom middleware components to support enterprise integration requirements.
• Build and maintain Azure Functions using HTTP, Service Bus, timer, and blob triggers.
• Design, develop, and optimize IVR systems to improve tolling customer interactions and operational efficiency.
• Implement and manage Azure Service Bus solutions, including queues, topics, subscriptions, sessions, and dead-letter queues.
• Develop reusable components, shared libraries, and integration frameworks to support enterprise application integration.
• Implement JSON/XML payload transformations, validation, and data mapping.
• Analyze integration models and assess integration options for high-volume processing environments.
• Identify opportunities to reduce data replication, streamline integrations, and improve system performance.
• Apply best practices for leveraging on-demand open APIs and secure enterprise API standards.
• Follow clean coding principles, SOLID design patterns, and secure coding standards.
• Create and maintain technical and functional designs, diagrams, test plans, test scripts, impact analysis reports, and other required documentation.
• Adhere to Commission standards, policies, procedures, and documentation requirements.

Minimum Qualifications

• 8+ years of experience as a Developer or in a similar role, with expertise in Azure cloud solutions, IVR systems, and integrations with external systems.
• Strong understanding of Microsoft Azure government and commercial cloud platforms, including IaaS, PaaS, and SaaS offerings.
• Extensive experience designing and implementing integrations with external systems, preferably within tolling or transportation environments.
• Experience developing enterprise integration solutions using Microsoft .NET, C#, and Azure technologies.
• Experience with enterprise application integrations, APIs, middleware, and cloud-based solutions.
• Bachelor's degree in Computer Science, Engineering, Business Management, Information Systems, or a related field.
• 10+ years of experience developing complex enterprise integrations for high-volume organizations using SAP, Microsoft Dynamics 365 CRM, and Microsoft Azure cloud hosting solutions.
• Hands-on experience with .NET 8+, ASP.NET Core Web API, RESTful APIs, microservices, and custom middleware development.
• Experience designing, developing, and optimizing IVR systems, preferably within tolling or similar customer-facing environments.
• Strong hands-on experience with Azure Service Bus, including queues, topics, subscriptions, sessions, and dead-letter queues.
• Experience developing Azure Functions and reusable integration frameworks.
• Knowledge of tolling industry standards, regulatory requirements, and operational best practices.
• Master's degree in a related field.

GDC IT Solutions (GDC) is a full-service Information Technology (IT) company providing solutions that empower businesses to increase employee productivity, maximize investments, and improve operational efficiencies. With experienced and certified professionals, we deliver services in the areas of application development, data center, 24/7 multilingual service desk, desktop lifecycle management, project management, business process consulting, and IT staff augmentation.

What Makes GDC Different:

Our employees are our greatest asset continually driving our success each and every day. We attract and maintain the best talent to provide a personal customer experience at every touchpoint. Our technology professionals care about day-to-day client interactions and resolving customer issues quickly and efficiently, the first time. We deliver services with a code of high ethical responsibility, both to protect our clients and to assure that the work is carried out at the maximum level of professionalism. We are technology experts remaining one step ahead as technology evolves and constantly engaging to understand our clients’ business technology needs in order to deliver the best possible solution. Why Work for GDC?

• Cutting Edge Technology and Innovation: GDC fully supports and embraces continuing education and industry certifications to stay ahead of trends and remain current within the technology landscape. We recognize that our employees add the real value to our clients and to our business. By approaching our daily operations with a passion for innovation and a shared-learning environment, everyone can make a positive difference.
• Career Growth: GDC is one of the fastest growing companies in the region! Sustained growth means ongoing opportunity. Many of our senior leaders have grown within the company, starting with the helpdesk or other entry-level roles to become thought leaders in the fields of IT infrastructure, application development, project management, and business development.
• Employee-Centric Environment: GDC prides itself on employee satisfaction with a firm belief that happy employees are the most productive employees. In appreciation of our employees and their contributions, we sponsor numerous events throughout the year including an annual gala, golf, lunch barbeques and more.
• Comprehensive Benefits Package: GDC offers competitive compensation, excellent benefits, and a positive work environment designed around the philosophy of mutual respect. Our comprehensive benefits package includes medical, dental, prescription, vision, 401(k), short and long-term disability, and group life
• Holiday and Vacation: GDC firmly believes in a comfortable work-life balance, and we offer comprehensive holiday and paid-time-off (PTO) packages. We provide a generous PTO package, and we encourage our staff to use it - whether it’s for vacation or other personal reasons everyone needs time to relax and refresh.

Equal Opportunity Workplace:

GDC is proud to be an equal opportunity workplace and is an affirmative action employer. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity or Veteran status. All qualified applicants will receive consideration for employment.

Visit our Career Center for the latest employment opportunities.