Senior Software Engineer (Infrastructure)

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Software Engineer (Infrastructure) based in Canada. Join a fast-growing, AI-native technology company developing an innovative platform that helps businesses automate complex marketing workflows through intelligent AI agents. As a Senior Software Engineer (Infrastructure), you will play a key role in designing and scaling the core infrastructure powering the platform's next phase of growth. You will build production application code that manages persistent, customer-specific cloud environments and supports increasingly complex workloads. Working at the intersection of backend engineering, cloud infrastructure, and distributed systems, you will solve challenging technical problems without relying on established playbooks. You will collaborate closely with a small, highly technical engineering team, taking ownership of critical architecture and infrastructure decisions. This is an opportunity to make a significant impact while building foundational systems in a high-growth AI environment.