TechWorld with Nana provides this free three hour course on Docker for beginners.
Keras shot to popularity some years ago, but in response to the rise of other deep learning frameworks such as PyTorch, Keras has transformed itself into a tightly-connected part of the TensorFlow 2.0 ecosystem.
Pluralsight has released a course on building a ML workflow with Keras and TensorFlow 2.0.
In this course, Build a Machine Learning Workflow with Keras Tensorflow 2.0, you will see how to harness the combination of the Keras APIs and the underlying power of TensorFlow 2.0