Hello @andersongarcia_
See this screenshot
http://prntscr.com/q2bqpa
Now from where you will get the company name and extension name.
There should be one module.xml inside etc folder.
http://prntscr.com/q2brwo
Make sure about small and caps latters while creating folders inside app/code
After uploading run upgrade, deploy, cache, index commands to install the extension.
About dependency issue, did you ask hosting guys about it?