https://spark.adobe.com/page/4FyNaWrbOwqWD/
Step 1: AD0-E100 Adobe Experience Manager Assets Developer Expert Exam Guide
https://spark.adobe.com/page/zC6y5s5CHjJdG/
Section 1: Workflows (22%)
You should be able interpret client needs in order to recommend the appropriate workflow strategies.
You should know how to create custom asset workflows and custom workflow steps, modify existing asset workflows, and integrate workflows with InDesign Server.
Section 2: Metadata (32%)
You should be able to generate renditions of different sizes and types, and make decisions required to customize metadata schema for different asset types.
You should be able to evaluate a taxonomy hierarchy based on a client’s use case, enable assets to be easily searchable, and configure assets for translation.
Section 3: OSGi Bundles (28%)
You should be able to make decisions required to develop OSGi bundles to manipulate assets.
Step 3: Getting Started Guides
https://experienceleague.adobe.com/docs/experience-manager-65.html?lang=en
Assets Documentation
https://experienceleague.adobe.com/docs/experience-manager-65/assets/home.html?lang=en
Workflows:
https://experienceleague.adobe.com/docs/experience-manager-65/developing/extending-aem/extending-wor...
https://experienceleague.adobe.com/docs/experience-manager-learn/foundation/workflow/use-workflow-ma...
OSGI Configuration:
https://experienceleague.adobe.com/docs/experience-manager-64/deploying/configuring/configuring-osgi...
Step 4: Getting Started WKND Tutorial
https://experienceleague.adobe.com/docs/experience-manager-learn/getting-started-wknd-tutorial-devel...
If you go through above steps, you can complete your certification.