• Enhanced customer experience by implementing delivery notifications with empathetic tones for various delivery statuses, resulting in a +50bps increase in Customer Satisfaction (CSAT) and a 6% reduction in Interruption Rate.
• Improved project monitoring by developing and implementing metrics, alarms, and dashboards for the cross-region delivery notifications project
• Maintained system health and performance as part of on-call duties by proactively conducting regular checks and resolving critical incidents.
• Trained a large language model with order status-related data to enhance model accuracy, resulting in a significant increase in classification accuracy and improved response quality.
• Performed load tests to identify resource usage inefficiencies. Calculated and communicated required TPS to dependency teams, ensuring service scalability and performance optimization during high velocity events like Prime Day.