During March 2025, Dmitry Bazhenov focused on backend development and configuration management for the percona/percona-backup-mongodb repository, addressing reliability issues related to cloud storage path handling. He implemented a targeted bug fix in Go that improved the construction of S3 storage paths when the EndpointURL was not provided, ensuring that the bucket name is used to prevent empty or misformatted paths. This change reduced failure modes and enhanced backup integrity across AWS and S3-compatible providers. Dmitry’s work involved careful code review, testing, and collaboration with other teams, demonstrating a methodical approach to improving cloud backup reliability and maintainability.