Hi,
This is vaibhav saxena. I am in the software industry for more than 4 years. I have worked on three e-commerce platform in which we need to generate the invoice too. I have also worked upon the customization of the sites which is done in the freshbooks.com. i will be able to do this project and will provide you the work of high quality with clean source code.
Please provide me chance to give you the proof of concept(POC) by me.
Regards,
Vaibhav Saxena