The Cloudera Certified Data Engineer (CCDE) certification is designed for individuals who have the skills to develop reliable, scalable, and optimized data pipelines using Apache Hadoop. Data engineers with this certification are expected to be proficient in designing, building, and maintaining data processing systems.

The Cloudera Certified Administrator for Apache Hadoop (CCAH) was a certification offered by Cloudera for IT professionals who work with Apache Hadoop. However, keep in mind that certification details, exams, and programs may change over time. Typically, the CCAH certification would validate the skills and knowledge required to deploy, configure, and manage Hadoop clusters using Cloudera Manager. Candidates might be tested on tasks such as installation, configuration, troubleshooting, and performance tuning of Hadoop clusters.