Valentina Roy

System Development Engineer

Amazon•  January 2023 - June 2023

Developed a page for a core organizational service to track action items, eliminating the need for exporting and manual documentation, saving team efforts. Enhanced user experience by creating advanced filters, priority-based sorting, searchable dropdowns, and lazy loading for efficient handling of large lists, resulting in improved user scores and streamlined backend functionality. Improved system performance and resource management by developing a new global secondary index (GSI) using AWS Cloud Development Kit (CDK), reducing Infrastructure Market Rate (IMR) utilization and latency by 50% (from 1950ms to 980ms). This enhancement also enabled efficient data retrieval and processing through integration with multiple source systems via an API Gateway and Lambda function. Enabled tracking of resolved metrics by individual owners, providing valuable insights and accountability.