There are some things you need to do before working online. First, know the filed you are good at, get the skills/experience, and create a PayPal account since most clients prefer to make payments via Paypal.Once you've created a PayPal account search for freelance or remote job sites like Fiverr, Upwork, Remotive, etc, to get a job. If you find any job that matches your profile, apply and you'll be contacted if you qualify for the position.