Mobile App Development (CodeIgniter Backend Modifications)

We are looking for someone to integrate and existing IONIC 6 app frontend with an existing CodeIgniter web dashboard, including the addition of some functionality to account for changes to the frontend.
This test job will be your test to serve as our long-term employee where you can work with us on a permanent basis.

We DO NOT want to work with any middlemen. We ONLY work with independent developers actually writing the code. This means that NO agencies need apply. If you are not the actual coder, we are NOT interested. We can also offer stock options to the successful applicant based upon their successfully completing the project.
Here is our complete Tech Stack:
Tech Stack:
• Technical stack as below :-
(a) Programming Language: PHP 7.0
(b) PHP Programming Framework: Codeigniter (CI) 2.2.4* (Secure our Api documentation of the web services developed in codeignitor from devs)
(c) Web Services/API: PHP & Rest API for storing and transporting data from server
(d) LIVE Tracking: Firebase database
(e) Mobile apps Framework: IONIC 6
(f) Database: MySQL 8
(g) Web Server: Apache 2.0
(h) Hosting: Linux
(i) Microsoft Word System Documentation