You should add following information so freelancers can understand your job requirements.
Job Description
What is the job about? Enter the overall description of your job.
Benefits
What can freelancers get from the position?
Job Requirements
Detailed requirements of job?
How To Apply
How freelancers can apply for your job. You can leave your contact information to receive hard copy application or any detailed guide for application.
Salary
What salary you are offering?
Travel
Does this job requires travelling?
Region
Do you want to hire freelancer from a particular area or are you willing to hire from anywhere.