Backlinks are one of the stronger ways to improve SEO, and there's a million things you can talk about but I've been out of the website space for about a year but a good resource to go to is Google pagespeed insights.
Beyond backlinks, you would do good to implement fast load times and cache the resources that you can. Once you max out technically, focus on being honest and get honest people talking about your product.
Beyond backlinks, you would do good to implement fast load times and cache the resources that you can. Once you max out technically, focus on being honest and get honest people talking about your product.