crontab.xml

<?xml version="1.0"?>
<!-- @author Artemii Karkusha -->
<!-- @copyright Copyright (c) (https://www.linkedin.com/in/artemiy-karkusha/) -->
<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xsi:noNamespaceSchemaLocation="urn:magento:module:Magento_Cron:etc/crontab.xsd">
    <group id="delivery_service">
        <!--2.3-->
        <job name="ak_update_information_about_delivery_service"
             instance="ArtemiiKarkusha\AdobeCommercePreparingToCertification\Cron\UpdateInformationAboutDeliveryService"
             method="execute">
            <schedule>0 0 * * *</schedule>
        </job>
        <job name="ak_upload_information_about_items_to_delivery_services"
             instance="ArtemiiKarkusha\AdobeCommercePreparingToCertification\Cron\UploadInformationAboutItemsToDeliveryServices"
             method="execute">
            <config_path>
                delivery_service_management/needed_configs_for_code_examples/scheduled_cron_time_for_upload_information_about_items_to_delivery_services
            </config_path>
        </job>
    </group>
</config>