Hello, dear client.
I hope you are doing well and safe from COVID-19.
As a professional FullStack developer, I've just read your description carefully and got that you are looking for an Angular expert.
I already have a plenty of experience for MEAN Stack such as Angular, React, Node, Express, MongoDB and I will complete perfectly this project as per your requirements and as per time zone, if you'd hire me.
You can check my skills through profile below.
https://www.freelancer.com/u/bozovicp268
Warm regards