How can I start my career in data science?

Hi,

I am beginner in Data Science and machine learning field. I am searching for the tutorials to learn:

How can I start my career in data science?

Try to provide me good examples or tutorials links so that I can learn the topic "How can I start my career in data science?". Also tell me which is the good training courses in Machine Learning, Artificial Intelligence and Data Science for beginners.

Thanks