Social media and marketing specialist needed

Part time, long term virtual assistant wanted for marketing real estate appraisal business. Looking for someone who can work independently to develop a solid social media, email and online marketing plan and then execute it. Strategies needed for business Facebook page, social media marketing, email marketing, video marketing, LinkedIn, SEO, backlinks, etc. Knowledge of real estate helpful. Must be proficient in English. Blogging experience a plus. 30 hours/week.