Hi 10Dimes are you still looking for PHP developers to hire? One of the best ways to hire Php developers is to post a detailed description of the person you’re looking in different area like job boards, which could also help you find the person for the job. Staying focus in one area will lose you a great chance of hiring talents and skills for the job.
Check out https://www.staff.com/skill/php
where you could find competent PHP developers you could test and interview to know if they fit for the job. You could also look for PHP developers to hire on social media (Twitter, LinkedIn).