Staff / Principal Software Engineer – Cloud Platform & SaaS

We are looking for a high-impact Staff or Principal Software Engineer to drive the architecture, reliability, and scaling of our managed cloud offering, Single

Store Helios. In this role, you will lead the evolution of our multi-cloud SaaS control and data planes, manage high-density Kubernetes deployments across major hyperscalers, and partner directly with our AI Platform initiatives. As a senior technical leader, you will balance greenfield architecture with hands-on systems programming and operational resilience.

You will also allocate approximately 10–20% of your bandwidth toward high-priority Tier-3 operational escalations, identifying root causes in production distributed systems to inform durable platform architecture. Note: Final leveling (Staff vs. Principal) will be calibrated during the interview loop based on demonstrated depth of organizational influence, architectural scope, and system design experience.

What You’ll Do Architect Distributed SaaS Infrastructure: Design, implement, and scale multi-tenant Kubernetes operators, custom controllers, and orchestration workflows managing thousands of customer database clusters globally. Write Resilient Systems Code: Develop performant, fault-tolerant backend services and control planes using modern Go language & Python. Lead Cloud Networking Design: Own cross-cloud networking topology, ingress/egress controls, multi-region routing, VPC peering/Private

Link topologies, DNS architectures, and service mesh performance (Envo