Video content creation is highly profitable field. The best thing is you can start with basic skills and basic equipment. You can start on multiple platforms. But remember, you've got to be good at creating content, therefore, you should continue to hone your video making and editing skills. This is very competitive field, therefore, you will have to try multiple platforms and publish 2-3 videos every week on every platform where you are active. You should first strive to get monetized with the platform, than look for sponsorships