We require a app which can do following things on
tasks the app should do
query freelancer/companies based on some criteria and invite them for our project
check messages received against projects
reply to messages
query jobs by keywords
dowload and check the profile of the job poster
apply for a job with amount/hourly rate, estimated time
Please only apply if you have good knowledge of oauth and jason on above freelancer sites.
if you can show sample code for above api, will be easy for us to assign the project to you.