Hello Sir, YES, we are professional coders & also EXPERT in POS development because working from the last 16 years in Web & App development so we can surely help you develop an Android App for you as per your requirement.
I have read your post & understood that you are looking for an experienced & dedicated developer who is able to develop an Android App for an existing POS system.
About our expertise of Android/ iPhone you can ask me any questions of Android/ iPhone we will happy to give you perfect answer at that time because we are not just saying we are really expert in Mobile App Development.
We are developing several Large & complex POS Projects with the web, desktop, Android, Tablet, iPhone and iPad App. And currently, we are developing a "Restaurant POS" system Also we are working on 1 big "MEDICAL POS" project which is running live 1500 cities in the USA
And I will be happy to show to our Works LIVE via chat.
I have checked your post BUT for the detailed understanding can you please explain me like what features and functionalities you want in this so I will understand and will also suggest you add any new functionalities or Modules if needed to make the best & attractive App.
You will get the best price with the best quality of work and service from us than others because we like to keep a long-term relationship with our clients.
Let's talk further in detail.
Best Regards,
Monali Sonar