Integration Developer

Position : Senior Backend Developer / Integration Architect Location : Harrisburg, PA (Onsite) Duration : 10 months Pay : USD 80–85 / hr Experience : 8–10 years Summary : Seeking a senior developer / architect to support large-scale system integrations for tolling and payment solutions. The role involves backend development, API / microservices design, cloud-native deployments, and integration of enterprise platforms such as SAP S / 4HANA, BRIM, Microsoft Dynamics 365, Azure services, and IVR systems. Key Responsibilities : Design and develop backend services in .Net and GoLang. Build scalable APIs, microservices, and cloud-native architectures. Integrate SAP, Dynamics, IVR, cloud, and external tolling / payment systems. Support CI / CD pipelines, containerized deployments (Docker / Kubernetes). Ensure security, compliance (PCI DSS, SOX, HIPAA), and performance optimization. Provide technical leadership, documentation, and cross-team collaboration. Must-Have Skills : 8+ yrs in system integration & backend development, including SAP, Microsoft Dynamics, Azure, IVR, and external systems. 5+ yrs in payment processing applications; 3+ yrs each with GoLang & .Net. Strong expertise in REST APIs, microservices, cloud (Azure preferred), Docker, Kubernetes, Git / ADO, CI / CD, and performance tuning. Knowledge of Kafka / RabbitMQ, Prometheus / Grafana, Terraform / Helm, and DevOps / SRE practices. Experience in tolling systems, IVR design / optimization, and SAP projects. Familiarity with ITIL / ITSM, security & compliance standards (PCI DSS, SOX, SOC2 / 3, HIPAA, ISO 27001, CSA). Excellent communication, documentation, and stakeholder management skills. Bachelor’s degree (Master’s preferred); USC / GC / GC-EAD only.