Magento 2 Extension Refactoring

I need a Magento 2 extension refactored to improve database interactions and streamline data processing, specifically focusing on customer data management. The extension needs to be optimised both front end and backend for the best user experience.

Key requirements include:

- Optimize database interactions for better performance.
- Refactor data processing tasks related to customer data.
- Ensure the solution is robust and scalable.

Ideal skills and experience:

- Expertise in Magento 2 development, especially with extensions.
- Strong knowledge of database optimization.
- Experience with backend data processing and customer data workflows.
- Familiarity with best practices in Magento 2 architecture.

Please provide examples of similar work and ensure you have a solid understanding of Magento 2 systems.