Ana-Maria Satirbasa developed and delivered the DynamoDB Map Flattening feature for the aws/aws-sdk-java-v2 repository, enabling Map attributes to be flattened into top-level attributes within DynamoDB records. She extended the @DynamoDbFlatten annotation to support both object and Map flattening, updating the core mapping logic in Java to handle these scenarios while introducing integrity constraints to prevent attribute conflicts. Her work included comprehensive updates to documentation and integration tests, ensuring the feature’s reliability and alignment with repository standards. Ana-Maria applied her expertise in API design, AWS SDK, and object-oriented programming to address data modeling challenges in DynamoDB integrations.