Hi,
We have reviewed your job details and we are interested to assist you. We have developed various software in the past and we are passionate about developing another. Our expertise in JavaScript are very good and we have 2 resources dedicated to the JavaScript projects. Recently, we concluded a Firebase project in which we customized the Firebase according to the requirement of our client.
So, we need some more details about your requirements in order to attain the understanding of your requirements to proceed forward. You can share the details over chat and we will discuss it accordingly.
Thanks