Job description

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

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