To thrive as a Remote Ruby on Rails Developer (Contract), you need strong proficiency in Ruby, Rails framework, RESTful APIs, and a proven track record in software development, typically evidenced by a degree in computer science or equivalent experience. Familiarity with tools such as Git, PostgreSQL, Docker, and cloud platforms like AWS or Heroku is commonly required, along with knowledge of automated testing frameworks. Excellent communication, self-motivation, and time management skills are vital for collaborating and delivering results in a remote setting. These skills ensure the developer can independently produce high-quality, maintainable code while efficiently collaborating with distributed teams.