Hi Prajabian,
I can start your project right now. I have experience with white hat SEO on-page optimization with over 50 projects completed successfully in 2007-2008.
My bid covers all your requirements for your 15 page website .
1) HTML code optimization, addition of headings, modification of image alts, meta information and titles.
2) Modification of page specific meta information
3) Modification to SE friendly URLS
4) Addition of keywords and title attributes to navigation text
5) Look for broken links and fix
Just send me further information to start working today.
Best regards,
Nek, SEO WebDev