Social Media Assistant for our Office at Istanbul

We need someone living in Istanbul for:
Regular posting on Instagram, Facebook, Twitter
Regular Social Media Advertisement in said platforms
-and-
Helping Human Resources on the side

Ideal candidate has skills of,
Fluent English,
Graphic Design,
Video Edit,
Customer Relations

Full-time, in-office job. I am reading and replying all bids. Thanks for all of your time, kindly waiting for your submissions.