Content writing and social media updating (small site)

I'm looking someone who can do an hour per week of the following tasks (in this order of preference); Key requirements of you are:
A) Excellent (perfect) English
B) Flexible but reliable
C) Communicates over Whatsapp, email and other means
D) Social Media experience
E) Wordpress experience
F) Like Coffee (the website is Coffee Products)

1) Login to a Wordpress site
2) Update any modules/core module and check that everything is ok (remove any spam comments etc)
3) Find a Coffee related product on Amazon that can have an affiliate link pointed towards it.
4) Write a short (200 word or so) post on the site with an image and a link to the product.
5) Write a short (160 character type) note and post it to Twitter, Facebook, Hangouts and Instagram (Social media accounts will be provided).
6) Spend the rest of the time responding to Social media comments, adding new 'friends' etc
7) Write me a quick email to say it's complete and let me know if there any issues or any site updates/changes that are needed?

Many thanks