ERP/CRM System on YII2

It is necessary to develop an ERP / CRM system that will consist of departments.
At the moment, the database architecture has been partially implemented, it is necessary to prepare it and implement the first department "Education". And also partially implement the Admin Panel to work with the first department.
At the front, the department will be a personal account with categories of training and video lessons on them. Applications for training will come from their own landing pages, Facebook, and other sources. More details are written in the TK. Theres a lot of interesting work to be done)
The design and layout for the front is there.

Required knowledge stack: trello, bitbucket, git, composer, yii2 framework, mysql/postgresql, docker, drawSQL, php 7-8, bootsrap, js/jquery, rest api.

Experience is also desirable: with payment systems (Stripe, PayPal), experience in the development of REST API, experience in the development of ERP / CRM systems, be able to quickly find and integrate various web services that will be needed, writing telegram bots.

You are required to: Treat the project as your personal business, be in touch within the established time frame, for example, from 09:00 to 18:00 Moscow time, perseverance, efficiency, the ability to delve into details and trifles, an analytical mindset, it is necessary to write the most pure and simple code.