Here's a detailed job post you can use for hiring a database administrator to assist with downgrading MariaDB:
Position Overview:

We are seeking an experienced database administrator to assist in downgrading our current MariaDB version from 10.11 to 10.6. This task requires a deep understanding of database management and the intricacies involved in version rollbacks. Your primary responsibility will be to ensure the downgrade process is smooth, with no data loss or corruption.

The ideal candidate will have extensive experience in data migration, backups, and version management within MariaDB environments. You must also have strong problem-solving skills, the ability to work independently, and a solid track record in database management.
Key Responsibilities:

    Database Version Downgrade:
        Assist in downgrading the current MariaDB version from 10.11 to 10.6 on a cPanel installation running AlmaLinux 9.
        Ensure that the downgrade process follows best practices, minimizing downtime and preventing data loss.

    Data Migration & Backup:
        Perform thorough backups before the downgrade to ensure data integrity and safe rollback if needed.
        Validate the database after the downgrade to ensure proper functionality with the application.

    Troubleshooting & Problem-Solving:
        Resolve any potential issues that may arise during the downgrade process.
        Test and verify the application’s compatibility with the downgraded MariaDB version.

Requirements:

    Experience:
        Proven experience in MariaDB database management, especially version upgrades and downgrades.
        Familiarity with cPanel, AlmaLinux, and managing Linux-based server environments.
    Skills:
        Strong knowledge of MariaDB, including version 10.6 and 10.11.
        Experience with data migration, backup strategies, and ensuring data integrity.
        Solid problem-solving skills and attention to detail.

How to Apply:

If you are a MariaDB expert with experience handling database downgrades and can ensure a smooth process without data loss, we would love to hear from you! Please submit your resume and a brief explanation of your relevant experience.

This job post emphasizes the expertise needed for the task while also clearly outlining the specific issue to be addressed. Let me know if you need any adjustments!