Microsoft Azure has a lot of scope to start a career and it is definitely worth it. The demand for talented Azure Practitioners is growing rapidly, because of which there are a lot of people who know Azure. So, if you wish to get a job as an Azure Cloud practitioner then you would have to set yourself apart in some way. One way to do that is to get a certification. A certification allows companies to differentiate between people claiming to know Azure and people who actually know Azure. This is not the only criterion but is a very important one. So having an Azure certification can help you set yourself apart in the eyes of potential recruiters.
If you are planning on learning Azure, as a beginner, it would be better to start with this Microsoft Azure Training course by Intellipaat that teaches you the basics and also gives your hands-on experience.
Also, watch this YouTube tutorial on Azure to get started: