As I understand, you need a writer and a translator. I've had practice translating, but I am not much of a blog writer, though I think I can handle task as well, depending on the theme of the article.
Relevant Skills and Experience
Native Russian speaker, study linguistics (english), have been learning english for more than 10 years, have experience in translation (partial translation of the website versus dot com)
Proposed Milestones
$450 USD - Get the job done, since you don't give a lot of information, so I can not break it down for you
Full disclosure, I do not speak Ukranian, but I will be able to hep yu with English and Russian