On-Site SEO Expert Needed !

Hello, I own a Google +1 Selling website that has a good amount of backlinks etc but needs ON-SITE SEO optimalisation. I'm looking for a SEO expert that can help me improve the ON-SITE SEO. So better meta tags and stuff like that. Maybe an improved article at the frontpage? You need to suggest things to me. I'm NOT looking for backlinks or off-website promoting, only ON-Site seo. SEO Work includes: * analyzing our market and developing the best seo strategy * Custom page titles, description, tags etc. * on page optimization Knowledge about SEO. Wordpress and plugins required. Tell me in PM what EXACTLY you will do to get better rankings. URL= plussem [.] com Happy bidding!