Developed a DynamoDB key-value store with versioning for the Flowise repository, enabling storage and retrieval of versioned key-value data to support auditability and rollback of flows. Leveraged AWS SDK and Node.js to implement the data layer, incorporating AWS configuration utilities for seamless deployment and integration. Created comprehensive end-to-end tests in TypeScript to validate workflows such as creation, versioning, retrieval, and error handling, ensuring reliability and robustness. Documented integration patterns and usage guidelines to facilitate adoption and streamline onboarding for new users. The work focused on enhancing data management capabilities while maintaining a strong emphasis on test coverage and maintainability.