Senior Backend Software Engineer (m/f/d)
Projektbewertung
Die Ausschreibung bietet einen sehr detaillierten Einblick in die technischen Anforderungen, Tätigkeiten und Technologien für einen Senior Backend Software Engineer mit Fokus auf SAP-Umgebungen und Open-Source-Entwicklung, wobei insbesondere die Flexibilität des Remote-Arbeitens und der langfristige Projektzeitraum bis Ende 2026 positiv hervorstechen.
We are currently looking for a freelance "Senior Backend Software Engineer (m/f/d)" for our client in the IT sector.
Start: asap
End:31.12.2026+
Capacity: Fulltime
Location: remote
We search for an experienced Software Engineer to drive key concepts in our backend. Core element of the backend is our open-source project "NeonBee". It is a reactive dataflow engine, a data stream processing framework using the Vert.x toolkit.
Tasks:
Drive topics around data persistence and consumption in SAP for Me backend
Drive improvements around system connectivity and data exchange protocols (oData)
Evaluate and improve tools to support operational efficiency, reliability and observerability
Act as a Developer on Duty depending on calendar schedule during working time
Must-have:
Very experienced in software development for production applications in Java (11+)
Understanding of reactive and asynchronous programming concepts
Implementation of integration design patterns, especially in a microservices or event-driven architecture
Building and tuning large-scale, high-performance web applications
Experience with Vert.x (or similar e.g. Akka)
Experience in SAP BTP
Understanding of the OData specification (Open Data Protocol)
Experience with Cloud Foundry, Kubernetes, Docker, or other container technologies
Experience in OpenTelemetry, Prometheus, Grafana
Experience in Helm chart authoring
Strong problem-solving and troubleshooting skills
DevOps mindset with hands-on infra skills
Nice-to-have:
Experienced in SAP HANA DB
SAP Kyma
Node.js
Comfortable working with testing frameworks. JUnit