Yes, in the current era when everyone is shifting to the cloud, you can say that a GCP certification is worth it!
The demand for talented GCP practitioners is growing rapidly, because of which there are a lot of people who have come to the world GCP. So, if you wish to get a job as a GCP Developer, you would have to set yourself apart from your peers in a unique way. One way to do that is to get a certification!
A certification allows companies to differentiate between the people claiming to know GCP and the people who actually know GCP. This is not the only criteria but is a very important one. Therefore, having a GCP certification can help you set yourself ahead in the eyes of potential recruiters. If you are planning to learn GCP, as a beginner, it would be better to start with an online course that teaches you the basics and also gives you hands-on experience. For learning GCP, you can either take this GCP Certification Course that will teach you the basics of GCP or, if you are just a beginner and wish to get your feet wet, you can watch this GCP video tutorial: