Go Backend Software Engineer
Spyrosoft
Our client is a leading European technology organization focused on cloud computing, cybersecurity, and artificial intelligence. With a strong commitment to digital sovereignty and data protection, the company develops and operates a proprietary cloud platform that serves both internal business units and external customers. Its cloud ecosystem enables secure, scalable, and GDPR-compliant digital services for enterprises across Europe.
Freelance cooperation
Start date: ASAP/01.07.2026
Duration: until 31.10.2026, with the possibility of extension for an additional 6-12 months
Requirements:
Production experience developing backend services and infrastructure APIs in Go.
Experience designing and operating REST and gRPC APIs in cloud-native distributed systems.
Solid Kubernetes experience: workload deployment with Docker and Helm.
Working knowledge of PostgreSQL and/or MariaDB, including schema design and query optimisation.
Understanding of cloud infrastructure and IaaS concepts. OpenStack experience is a plus.
Hands-on experience with CI/CD pipelines in a DevOps environment.
Good command of English. German is a plus.
Main responsibilities:
Design and develop infrastructure APIs in Go for cloud resource management.
Implement REST and gRPC endpoints across the cloud platform API surface.
Contribute to backend service architecture: API design, data models, service communication.
Integrate services with the platform ecosystem: IAM, Terraform provider, OpenStack, Kubernetes.
Maintain and improve CI/CD pipelines and release automation.
Own services end-to-end: from development through production monitoring and incident response.