A Ruby on rails developer will require the following skills:
Ruby Language Proficiency: Fundamental understanding of Ruby syntax and object-oriented programming.
Rails Framework Knowledge: Familiarity with MVC architecture, ActiveRecord, RESTful applications, routing, and the asset pipeline.
Web Technologies: Basic skills in HTML, CSS, and JavaScript. Knowledge of front-end frameworks is a plus.
Database Management: Experience with relational databases (like PostgreSQL or MySQL) and understanding of ORM concepts through ActiveRecord.
Version Control: Proficiency in Git for source code management.
Testing: Experience with testing frameworks (e.g., RSpec or Minitest) and practices like TDD/BDD.
Deployment and Scaling: Knowledge of deploying Rails applications and scaling them for performance.
Security and Best Practices: Awareness of web security principles and adherence to coding best practices.