Integration & Middleware Developer (Remote)

S R International•Harrisburg, PA

2d•Remote

About The Position

The Integration and Middleware Developer will design, develop, and optimize complex system integrations across SAP, Microsoft Dynamics 365, Azure cloud services, IVR systems, web portals, and mobile applications. This role supports high-volume, mission-critical tolling and customer service platforms, ensuring seamless system interoperability, scalability, performance, and security.

Requirements

8+ years of integration/middleware development experience, including 3+ years in a senior or lead role
7+ years of backend development using .NET
5+ years of backend development using Python
3+ years of backend development using GoLang
Strong expertise in RESTful API design and decentralized microservices architectures
Minimum 2 implementation projects using event-driven microservices architecture
Strong understanding of concurrency, memory management, and performance optimization in Go and .NET
Hands-on experience with Podman, Docker, and Kubernetes
Strong knowledge of Microsoft Azure (IaaS, PaaS, SaaS)
Bachelor’s degree in Computer Science, Engineering, or related field (Master’s preferred)

Nice To Haves

10+ years developing complex integrations in SAP, Microsoft Dynamics 365 CRM, and Azure
Experience integrating SAP BRIM (Billing and Revenue Innovation Management)
Experience with IVR systems (design, development, optimization), preferably in tolling or customer-facing environments
Experience integrating with POS, eCommerce, CRM , and payment systems
Familiarity with event-driven architectures (Kafka, Azure Event Hub)
Experience with message queues ( Kafka, RabbitMQ )
Familiarity with monitoring tools ( Prometheus, Grafana )
Advanced certifications in Azure, Kubernetes, or integration platforms

Responsibilities

Design and implement integrations across SAP S/4HANA, SAP BRIM, Microsoft Dynamics 365, Azure services, IVR, web portals, mobile apps, middleware, and document management systems
Analyze and assess integration models and high-volume processing options
Apply best practices for RESTful APIs and event-driven microservices architectures
Identify opportunities to reduce data replication and streamline integrations
Lead development and implementation of complex integration solutions supporting tolling systems
Design and optimize IVR systems integrated with CRM and backend tolling platforms
Collaborate with business stakeholders, analysts, developers, vendors, and project managers
Optimize transaction speed, latency, reliability, and system performance
Build middleware workflows for cloud telephony, IVR, web, and mobile platforms
Implement encryption and data protection strategies for sensitive customer and payment data
Implement observability using tools such as Prometheus, Grafana, and Azure Monitor
Participate in code reviews and contribute to team knowledge sharing
Produce comprehensive documentation including designs, diagrams, test plans, scripts, impact analysis, and best practices
Adhere to Commission standards, policies, and procedures