SEO optimization

https://drupal.org/project/seo_checklist

Very flexible. You can create a very intuitive "edit" mode for nodes with the fields that are required, use tokens to automate completion of many SEO fields you need, manage the output of nodes (for used fields) with any schema.org related stuff.

The idea is that you have all the pieces needed to customize your system to your needs. You are not forced to use someones recipe and have lower results.

There are a few modules that help you achive that and there are lots of "developers" that are experienced in this.

Again. Best results is to create your own recipe based on the needs of the website.

Drupal has a lot of modules, which can serve your SEO demands.

Check this post for some basic tips: http://www.inboundio.com/blog/complete-guide-on-seo-for-drupal/

Search engine optimization (SEO) is the process of affecting the visibility of a website or a web page in a search engine's natural search results. In general, the earlier and more frequently a site appears in the search results list, the more visitors it will receive from the search engine's users. SEO may target different kinds of search, including image search, local search, video search, academic search news search and industry-specific vertical search engines.