Yes. Open-source projects do not discriminate. The open-source communities are made of people who love to write code. There is always a place for a newbie. You will learn a lot and also have the chance to participate in a variety of open-source projects. You will learn what works and what doesn't and you will also have the chance to make your code used by a large community of developers. There is a list of open-source projects that are always looking for new contributors.