Zoomer is Meta's platform for automated debugging and optimization of AI workloads, enhancing performance across training and inference processes. It delivers insights that reduce training times and improve query performance, addressing inefficiencies in GPU utilization. The tool generates thousands of performance reports daily for various AI applications.

Patreon faced challenges in scaling its infrastructure for live events, necessitating cross-team collaboration to quantify capacity and optimize performance. Through careful analysis and prioritization of app requests, they focused on reducing load and enhancing user experience while maintaining system reliability. Key learnings emphasized the importance of optimizing both client and server aspects to achieve scalability.