Ruby on Rails Developer

24 hours ago


Delhi, India Cozzera Full time

Ruby on Rails Developer – 6 Years ExperienceJob DescriptionWe are looking for an experienced Ruby on Rails Developer (6+ years) to design, develop, and maintain high-quality web applications. The ideal candidate should have strong expertise in backend development, API design, system architecture, and modern DevOps practices.✅ Key ResponsibilitiesDevelop, maintain, and optimize scalable Ruby on Rails applications.Build and integrate RESTful APIs and third-party services.Write clean, efficient, and testable code following best practices.Design and improve application architecture for high performance and reliability.Collaborate with product, design, and QA teams to deliver high-quality features.Troubleshoot production issues and implement robust solutions.Implement CI/CD , automated testing, and code review processes.Work with databases (PostgreSQL/MySQL) for schema design, optimization, and queries.Maintain clear technical documentation and contribute to the knowledge base.✅ Required Skills6+ years of hands-on experience with Ruby on Rails.Strong proficiency in Ruby , OOP concepts, and MVC architecture.Experience with PostgreSQL/MySQL , query optimization, and indexing.Solid understanding of API development , serialization, versioning, and caching.Familiarity with RSpec/Minitest for automated testing.Experience with Sidekiq/Resque and background job processing.Knowledge of HTML, CSS, JavaScript , and frontend integration.Hands-on experience with Git , code branching, and CI/CD pipelines.Familiarity with Docker/Kubernetes is a plus.Knowledge of cloud platforms like AWS / GCP / Azure .✅ Good to HaveExperience with React/Vue/Angular .Knowledge of microservices or event-driven architecture.Experience working in Agile/Scrum teams.Performance tuning & security best practices.✅ EducationBachelor’s degree in Computer Science, Engineering, or related field (preferred).



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