An increase in search engine traffic to a website or web page is called search engine optimization (SEO). There are two main kinds of seo which include on-page and off-page seo. The on-page seo depends on factors like HTML tags, keyword research, etc. The off-page seo depends on link building, content relevance, etc. In order to improve the ranking of your website on the search engine, hire a freelance SEO expert to boost your business and marketing goals.