In May 2025, Ivan Sarkisov developed a robust instrumentation pull feature for the google/device-infra repository, focusing on improving data collection reliability across device fleets. He implemented device online status checks and an exponential backoff retry mechanism in Java, leveraging Android instrumentation and advanced error handling techniques. This approach addressed transient network issues by verifying device connectivity before pulling instrumentation files, which reduced failed pulls and minimized the need for manual intervention. Ivan’s work enhanced the instrumentation pipeline’s resilience, resulting in fresher data and improved observability. The feature demonstrated thoughtful application of retry mechanisms and careful attention to operational reliability.