Many people things that as Blogger belongs to Google it’s very much SEO optimized. Wrong. Though it belongs to Google but it’s not fully optimized but yes it’s partly SEO optimized and Google index them quickly. But Blogger have several flaws. It is important to fixed those SEO related bugs so that it can compete with WordPress. SEO firm can help you if you need more help.
For More Please read it from this website. Blogger (Blogspot.com) SEO optimization