Hello,
I'm a Project Manager and Lead Developer in QiTeam IT & Software Solutions.
We have a lot of experience in PHP, MSSQL, C# and others. ( We've only referred the important ones for this project )
We can make this job for you ASAP and easily. :)
About communication, it's no problem for us, since we understand languages like: Portuguese, Brazilian, Spanish, English, German and French.
We'll divide the milestones according to 4 stages:
1 - Analysis and Customer Acceptance of Analysis - 20%
2 - Task (1) and (3) completed - 25%
3 - Task (2) Completed - 25%
4 - Project Fully Tested and Accepted by Customer - 30%