Requirements for employment as a Junior

Hello everyone, the age-old question: when can I go for an interview? The essence of the question is this: what you need to know, what to be able to do, what to be familiar with, etc. in order to start looking for a job as a programmer, so that the likelihood of passing the interview successfully is high? More comments with lots of information would be welcome. A survey to make it clear whether you should expect that JavaRush as the main place of study is ideally suited to prepare yourself for entering the world of IT