Worked on the google/device-infra repository to deliver a robust instrumentation pull feature aimed at improving data collection reliability across device fleets. The solution incorporated Android instrumentation techniques and Java to implement a retry mechanism with exponential backoff, ensuring device online status was verified before attempting to pull instrumentation files. By introducing pre-pull device status checks and handling transient network issues through error handling strategies, the workflow reduced failed pulls and minimized the need for manual intervention. This enhancement refined the instrumentation pipeline, resulting in improved data freshness and observability, and demonstrated a focused approach to reliability and maintainability in distributed environments.