- Company Name
- Stage 4 Solutions
- Job Title
- Senior Integration and Middleware Developer (Remote – Middletown, PA)
- Job Description
-
**Job Title**
Senior Integration and Middleware Developer
**Role Summary**
Lead design, development, and maintenance of enterprise‑scale integrations across SAP S/4HANA, SAP BRIM, Microsoft Dynamics 365, Azure cloud services, IVR, web portals, mobile apps, and related middleware. Ensure high‑performance, secure, and reliable data flows for tolling and revenue‑management systems.
**Expectations**
- Full‑time (40 hrs/week) remote position, within 2 hours of Middletown, PA.
- Attend on‑site meetings/orientation at the Middletown office one week per month.
- Contract through 30 Jun 2026 with possible extensions.
- No travel reimbursement; equipment pickup on‑site.
**Key Responsibilities**
- Architect and implement robust integrations between SAP, CRM (Dynamics 365), Azure, IVR, payment gateways, and other external systems.
- Analyze solution components, assess high‑volume integration options, and reduce data replication.
- Build and manage middleware workflows for cloud telephony, IVR, web portals, and mobile applications.
- Apply encryption, data‑protection, and observability (Prometheus, Grafana, Azure Monitor).
- Optimize transaction speed, latency, and reliability; monitor performance and troubleshoot issues.
- Lead continuous‑improvement initiatives and mentor junior team members.
- Collaborate with business stakeholders, analysts, vendors, and project managers to deliver on schedule.
**Required Skills**
- 8+ years integration/middleware development; 3+ years in senior/lead role.
- Backend development: .Net (7+ yrs), Python (5+ yrs), GoLang (3+ yrs).
- Strong RESTful API design, microservices and event‑driven architectures (≥2 implementations).
- Concurrency, memory management, performance tuning in Go and .Net.
- Containerization (Podman) and orchestration (Kubernetes).
- Deep knowledge of Microsoft Azure (IaaS, PaaS, SaaS).
- Experience with SAP S/4HANA, SAP BRIM, Microsoft Dynamics 365, and Azure cloud services.
- IVR system design and optimization (preferably tolling domain).
- Monitoring/observability tools: Prometheus, Grafana, Azure Monitor.
- Security best practices for sensitive customer and payment data.
**Required Education & Certifications**
- Bachelor’s degree in Computer Science, Engineering, or related field (Master’s preferred).
- Relevant certifications (e.g., Azure Solutions Architect, SAP Integration, Kubernetes) are a plus.
Middletown, United states
Hybrid
Senior
27-01-2026