Personality Pool, a personality screening tool for industries hiring frontline workers, faced significant challenges with managing cloud costs due to traffic spikes and compute-intensive video processing workloads. Initially, they lacked visibility into resource utilization, leading to conservative provisioning and unnecessary expenses. The implementation of DevZero, a tool providing real-time utilization metrics and cost breakdowns, revealed that only 15% of their resources were being effectively used, resulting in a significant waste of funds. Within 30 days of applying DevZero's recommendations, they achieved a 60% reduction in daily cloud spending, translating into substantial financial savings and operational improvements. This allowed the CEO to confidently approve new product initiatives with predictable infrastructure costs, freeing the engineering team to focus on development rather than resource management. DevZero's ease of implementation and rapid return on investment made it a highly advantageous decision for the company.