Writing Website Copy and SEO

We are looking for someone to help us writing the content of our website. We have have already identified the key categories that we would like to communicate on as as well as the main competitors in our space. We now need a professional that can help us translating our ideas into actual content. We are looking for someone at an intermediate or expert level but will consider other profiles if it comes along. An initial audit before we launch into this project would be appreciated.

Requirements:

- Portfolio required
- English speaker (native)
- Can work autonomously and issue recommendations.