Desarrollo de plataforma estilo marketplace en Francia

We are looking for a (Ruby On Rails - Angular) fullstack developper to assist us in the development of our service.
You will work on new and important features, such as :

Automating our email and billing schedule which are currently rake tasks
Automate the share's transfer towards our sellers
And the creation of a Directus CMS, enabling both our sellers and ourselves to handle our database more safely and in a robust manner.

These tasks should not take more than 6 months.
Our current stack :

Backend :
Ruby On Rails (REST api)
AWS

Frontend :
Angular - A shared library between our frontends
Cypress

Communication :
Slack
Github

Error Tracking :
Sentry, on slack.
This tasks requires an experimented developer, knowledge on DevOps, clean and robust code and a knowledge in TDD.