Integration and Middleware Developer

e&e is seeking an Integration and Middleware Developer for a hybrid contract opportunity in Harrisburg, PA!

We are seeking an experienced Integration and Middleware Developer to design and deliver scalable, high-performance integrations across enterprise platforms, cloud services, and customer-facing applications. This role focuses on API-driven, event-based architectures that enable seamless data exchange between SAP, CRM, cloud, IVR/telephony, web, mobile, and external systems in high-volume environments.

Responsibilities:

• Design and implement integrations across SAP S/4HANA, SAP BRIM, CRM platforms, Azure cloud services, IVR/telephony, web portals, mobile apps, and external systems.
• Build and optimize API-first, event-driven microservices and middleware workflows.
• Improve transaction performance, reliability, and scalability through monitoring and optimization.
• Design and enhance IVR and cloud telephony integrations to improve customer experience.
• Apply security, encryption, and data protection best practices.
• Collaborate with cross-functional teams and contribute to code reviews and technical documentation.

Required Qualifications

• 8 years of integration/middleware development experience, including 3 years in a senior or lead role.
• Strong backend development experience in .NET (7 years), Python (5 years), and GoLang (3 years).
• Proven experience with RESTful APIs, decentralized microservices, and event-based architectures.
• Hands-on experience with Kubernetes, containerization tools, and Azure cloud platforms (IaaS, PaaS, SaaS).
• Bachelor’s degree in Computer Science, Engineering, or a related field (Master’s preferred).

Preferred Qualifications

• Experience integrating SAP BRIM, Microsoft Dynamics 365, and high-volume enterprise systems.
• IVR/telephony integration experience.
• Familiarity with Kafka, Azure Event Hub, RabbitMQ, Prometheus, and Grafana.
• Azure, Kubernetes, or integration platform certifications.