SEO is the best way to get a lot of traffic organic if you E-commerce or Blog website I'll help you to be on the first page on Google through:-
1- Analysis your website and solve issues
2- Analysis off-page, on-page and technical page
3- Build Keywords
5- Build backlinks ( Do-follow and No-follow)
6- Increase DA
7- Create SEO content
8- Use SEO tools like ( SEMRUSH, Moz, H-seotool- and etc)