Ruby on Rails Developer

**Ruby on Rails Developer (Ruby, Rails, PostgreSQL, APIs, Sidekiq)****Full\-Time \| Remote \| U.S. Business Hours** **About the Role** We’re hiring a skilled **Ruby on Rails Developer** to build, optimize, and maintain scalable web applications and APIs used in real\-world production environments. This role is focused on: * Backend application development * API architecture \& integrations * Database performance \& scalability * Rails application optimization * Testing \& clean code practices * System reliability \& security You’ll work closely with product, design, and engineering teams to deliver reliable, high\-performance applications while contributing to a clean and maintainable codebase. This is an ideal opportunity for developers who enjoy building production\-grade systems, solving performance challenges, and working deeply within the Rails ecosystem. **What You’ll Own****Ruby on Rails Application Development*** Build and maintain: * + Ruby on Rails applications + REST APIs + Backend services + Internal tools * Implement business logic using: * + ActiveRecord + MVC architecture + Rails conventions * Develop: * + Scalable backend systems + Reusable services + Maintainable application workflows * Integrate front\-end frameworks such as: * + Stimulus + React + Vue.js **Database Design \& Performance*** Design and maintain schemas using: * + PostgreSQL + MySQL * Optimize: * + SQL queries + Indexing + Database performance * Implement: * + Caching strategies + Background processing + Asynchronous workflows * Work with: * + Sidekiq + Resque + Redis **API Development \& Integrations*** Design and maintain scalable RESTful APIs * Integrate with: * + Third\-party APIs + Payment systems + SaaS platforms + External services * Handle: * + Authentication + Rate limiting + Background sync jobs + Webhook processing **Testing \& Code Quality*** Write and maintain: * + Unit tests + Integration tests + System tests * Use frameworks such as: * + RSpec + Minitest + Capybara * Maintain: * + - 80% test coverage + Clean code standards + Linting rules * Work within CI/CD pipelines for automated deployments and testing **Security \& Reliability*** Implement: * + Authentication + Authorization + Role\-based permissions * Use tools such as: * + Devise + OmniAuth * Follow: * + OWASP security best practices + CSRF protection + Secure input validation * Support compliance requirements where applicable: * + GDPR + HIPAA **Performance Optimization \& Monitoring*** Improve: * + API response times + Page load speeds + Background job throughput * Monitor applications using: * + New Relic + Datadog + Honeybadger + Rollbar * Troubleshoot production issues and deploy fixes with minimal downtime **Collaboration \& Agile Development*** Collaborate with: * + Product Managers + Designers + Frontend Engineers + QA teams * Participate in: * + Sprint planning + Standups + Code reviews + Technical discussions * Provide accurate development estimates and contribute to architectural...