Write effective and scalable code in Ruby. Build back-end components for web applications. Test applications for performance, responsiveness, and security. Review and debug other developers' code. Integrate data storage and data processing solutions. Build, install, and share gems and plugins. Create automated test scripts. Improve and maintain applications after deployment. Coordinate with team members who work on different layers of infrastructure. Requirements and skills : Work experience as a Ruby Developer In-depth understanding of object-oriented programming Hands-on experience writing command-line apps using Ruby libraries. Expertise in Rails Understanding of agile software development Familiarity with automated testing platforms Problem-solving skills