I've worked for 8 years professionally. The title of Senior is usually granted to people who are able to be capable of writing software without needing someone

I've worked for 8 years professionally. The title of Senior is usually granted to people who are able to be capable of writing software without needing someone to watch over them daily. They may ask questions or talk to their peers about problems, but unlikely juniors, they will be capable of finding out solutions to problems.