CAST AI seeks a Senior Software Engineer to build foundational services for their multi-cloud cost-optimization and automation platform. You will work on Kubernetes internals, cloud provider services, and APIs, focusing on autonomous optimization across various cloud environments. This is a remote, full-time role for engineers based in GMT 0 – GMT +3.
Key Highlights
Build and operate backend services and Kubernetes operators in Go for multi-cloud environments (AWS, GCP, Azure).
Develop cluster networking, scheduling, and orchestration features for seamless workload portability and resource efficiency.
Contribute to high-volume data-plane services, asynchronous workflows, and shape public/internal APIs.
Technical Skills Required
Go
Kubernetes
controller-runtime
Virtual Kubelet
AWS EKS
GCP GKE
Azure AKS
PostgreSQL
GCP Pub/Sub
Temporal
Terraform
Helm
GitLab CI
Github CI
Argo CD
Prometheus
Grafana
Loki
Tempo
gRPC
REST
Benefits & Perks
Competitive salary (€6,500 - €9,000 gross)
Flexible, remote-first global environment
Equity options
Private health insurance
10% of work time for personal projects/self-improvement
Learning budget (conferences, courses)
Annual hackathon
Team-building budget and company events
Equipment budget
Extra days off
Job Description
Cast AI is the leading Application Performance Automation (APA) platform, enabling customers to cut cloud costs, improve performance, and boost productivity – automatically.Built originally for Kubernetes, Cast AI goes beyond cost and observability by delivering real-time, autonomous optimization across any cloud environment. The platform continuously analyzes workloads, rightsizes resources, and rebalances clusters without manual intervention, ensuring applications run faster, more reliably, and more efficiently.
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