What is a test data management?

A Test Data Management (TDM) job focuses on creating, managing, and maintaining test data for software testing processes. It involves ensuring data availability, security, compliance, and relevance to support different testing environments. TDM professionals work with databases, masking techniques, data provisioning, and automation tools to provide high-quality test data. Their role helps improve testing efficiency, reduce defects, and ensure that test environments closely mimic production.