I have rich experience in Ruby on Rails for backend development.
I built Sports, Fitness, Finance, marketing place, ordering and delivery, e-commerce site development with ruby on rails.
All development are based on MVC, MVP, MVVP model, Authentication, user management, order management, I'm very familiar with AWS S3 to Rails application communication channel using paperclip and aws-s3 gem, AWS Cloudformation Template, ECS, CI/CD using CodePipeline and CodeBuild, Beanstalk, EC2 auto scaling group etc.