We have a software,
We are looking to integrate it with [url removed, login to view]
You need to spec out the integration. That is, study the API for freshbooks and the code for phppoint of sale and define the project.
How will it integrate.
How many hours of coding will it take to integrate.
Suggest the creation of a user interface.
You will be given access for php point of sale (source code) and you can use a free account with Fresh Books in order to achieve the goal.
If your plan is EXCELLENT, you might get the integration job as well.