looking for a node JS team to develop backend on app engine

We are looking for a team who can implements a nodeJS backend solution for a vegan restaurant mobile app .

this is a good opportunity to gain experience into micro service architecture and google cloud tools for developers.

We will follow agile method with scrum. each sprint will last 2 weeks following by a demo and sprint review/planning.

before that, we want to create a small backend POC.

for this job, your work will be as following

- create a small POC with a simple menu order scenario.
- discuss and design a DDD microservices architecture for the backend of the application.
- create a git repo for versioning
- implement the solution

the solution should be deployed into a app engine project and will include the following services:
CRUD for each Class
generate a bill for each Order on google storage
you will use Cloud datastore to save datas and Cloud endpoints to create public rest API. Typescript using class/interface is mandatory

UML class diagram will be given to you.
if the POC is successful, we will move together to the main project.