Hello,
I will help you to create a POS App for you.
I have 5 years of experienced on mobile apps, web APIs and UI development I have gone through your project post description and as per my previous experience with this I am capable to do this project. I have developed the Scheduling, Events, Dating apps, google map, social chat,
other apps with clients need .
I will start with the wireframes and getting the design completed, before starting the actual development phase.
Regarding your project if you have any reference or if you have already created a doc then please share with me so I can check and proceed in right momentum As concern for my skills please take a look on my past work.
Please share more details to check and discuss .
Looking forward with more details
Thanks
Julian