Hello. Thank you for posting your job.
After Checked your job detail, I thought I am the most qualified developer for your project.
As a talented individual Ruby on rails developer, I have worked with Ruby on Rails since 2017 and very familiar with ERB template, Hotwire and Trobo.
I also developed many sites using ROR.
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As a backend developer, I worked on this project and worked with the Japanese client.
This project is cook experience sharing platform.
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This is European place booking site and I used Ruby on rails for backend and React.js for front end.
I'm looking forward to helping you grow your business by sharing my experiences.
Thank you for reading my cover letter.