Hello Employer,
We understood your requirement that you need a custom product builder on shopify framework with some add ons features.
We are interested and need to discuss more on the same.
Please let me know if we can discuss this ahead ?
We will provide you revised design selection , 3 months free technical support.
You will be able to view real time development
A project manager will be assigned to you and he/she will be liable for all your requirements/services/queries throughout the project and in contact with you through SKYPE,E-mail, and other sources.
We will deliver you this job done after getting it properly tested and tracked as we have our own Bug tracker and Task management system as well.
Also can check our profile and past work, we have earned a lot of reputation on freelancer (https://www.freelancer.com/u/omsoftware.html?)
Our price is flexible, we will provide you provide you best price/time.
Let me know when we can discuss this ahead
Regards
Mukta