Need Long term Writers for Our Company

I need some permanent writers for my team. I handle bulk works. So, I need writers who can deliver me unique articles on continuous basis. Requirements: 1. Someone who keeps commitment and maintains deadline 2. Available for at least 8 hours online everyday. 3. Who can write unique grammatical error less articles 4. Must be capable of delivering at least 5 articles daily 5. Willing to write one sample article Benefits: 1 Long term job 2. Will give you good feedback if work well 3. Hard working native newbies can earn feed back from me. But must have to work 3 month for me 4. Payment will be primarily 1.5$ per 500 word. It will be increased if work well. 5. Will pay milestones.