Principal Software Engineer, Ads Infrastructure

<p><strong>The opportunity</strong></p> <p>The Ads Infrastructure team at Unity builds and operates the core distributed systems that power one of the largest real time advertising platforms in the world. Our infrastructure underpins every part of Unity Ads, providing the foundation for segmentation, optimization, bidding, traffic routing, experimentation, and analytics at global scale.</p> <p>We focus on resilient, scalable, and cost efficient systems that process massive traffic volumes across regions with strict latency and availability requirements. The platform is built on technologies such as Kubernetes, Kafka, Flink, Starrocks, Valkey, and other cloud native components, and supports the engineers, data scientists, and product teams that drive Unity Ads forward.</p> <p>This is a senior individual contributor role with organization wide technical impact. You will own critical architectural decisions, drive long term platform ev