Working online as an Autocad expert can be a little bit difficult without proper knowledge but if you invest some time on internet then you can surely get yourself good online work opportunities. Autocad is a crafting software with allows us to craft 2d or 3d structures with the help of computer.
If you are confident that you are an Autocad expert then you can start your online activity by joining engineering forums first. You will meet a lot of engineers there who are already working online and thus you will gain a lot of knowledge in this respect. Some freelance websites let you find projects related to Autocad. For example, Freelancer is a website where you can find engineering related work. Many Autocad related projects are posted on Freelancer , after joining Freelancer , you will be able to bid on these Autocad projects and if the project is awarded to you and you successfully completes it, you will receive the money.
You can start your own website for 3D home designs. If you are expert enough and can provide a good design portfolio, you can earn a lot of money. People will contact you to get their house designed and you can charge them over the internet just by giving them 3D designs of their houses.
If you can also program modules for Autocad in visual basic then this is an advantage. You will sure find many people online looking for Autocad modules written in visual basic. You can contact them and can work for them online by making Autocad visual basic modules. I myself have developed an Autocad module for $2100 and I barely spent a week on the development.