A growth hacker is a person whose only aim is growth. It could be growth of the company he is working for or his own personal brand's growth.
A growth funnel is a diagram that states the steps to grow. It contains both marketing and Growth Hacking stages.
Growth Funnel's top 3 steps are Marketing
While all the steps are considered under Growth Hacking, hence Marketing is a part of it.
Let's see those steps and understand them:
Hence, the work of marketing is done when the customer is acquired.
Not exact sequence for every business. It can change based on the type of business. Some businesses don't even have this funnel.