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Ruby on Rails Developer – Rails, PostgreSQL, APIs & Sidekiq Full-Time | Remote | U.S. Business Hours
About the Role
At Pavago , one of our clients is hiring a Ruby on Rails Developer to build, maintain, and optimize scalable production web applications and APIs.
This is a hands-on engineering role focused on Ruby on Rails, PostgreSQL, REST APIs, background jobs, performance, and clean, well-tested code .
You’ll work with product and engineering teams to ship reliable features, improve application performance, and maintain systems built for scale.
What You’ll Own
Ruby on Rails Development
Build and maintain production Ruby on Rails applications
Develop backend services, business logic, and internal tools
Work with Ruby, Rails, ActiveRecord, and MVC architecture
Build reusable, maintainable services following Rails best practices
Integrate with front-end technologies such as Stimulus, React, or Vue.js
APIs & Integrations
Design and maintain RESTful APIs
Integrate third-party APIs, SaaS platforms, and payment systems
Build and maintain webhooks and background synchronization jobs
Implement authentication, authorization, and rate limiting
PostgreSQL & Background Jobs
Design and maintain PostgreSQL/MySQL schemas
Optimize SQL queries, indexes, and database performance
Build asynchronous workflows using Sidekiq/Resque
Work with Redis and caching strategies to improve performance
Testing & Code Quality
Write unit, integration, and system tests using RSpec, Minitest, or Capybara
Maintain clean, readable, and well-tested code
Participate in code reviews and CI/CD workflows
Help reduce technical debt and improve long-term maintainability
Performance, Security & Reliability
Troubleshoot production issues and performance bottlenecks
Improve API response times and background job performance
Follow secure development and OWASP best practices
Monitor application health using tools such as New Relic, Datadog, Honeybadger, or Rollbar
Requirements
3+ years of professional Ruby on Rails development experience
Strong proficiency in Ruby, Rails, ActiveRecord, and MVC
Hands-on experience with PostgreSQL or MySQL
Experience building and integrating REST APIs
Experience with Sidekiq or Resque
Familiarity with Redis, caching, and background processing Experience with Git and CI/CD pipelines Strong understanding of scalable backend application development Strong debugging and problem-solving skills Comfortable working remotely during U.S. business hours
Nice to Have
React, Vue.js, or Stimulus experience
AWS, GCP, or Heroku deployment experience
SaaS, fintech, healthcare, or e-commerce background
Reliable, production-ready features shipped on time
Clean and maintainable Rails code
Strong automated test coverage
Improved API and database performance
Fewer production errors and reduced technical debt
Stable and scalable application performance
Why Join
Work on real-world production Rails applications
Hands-on ownership of backend systems and APIs
Exposure to Rails, PostgreSQL, Sidekiq, Redis, cloud infrastructure, and performance optimization
Opportunity to influence technical architecture
Fully remote environment
Growth path into Senior Rails Engineer, Backend Engineer, Tech Lead, or Platform Engineering
Interview Process
Initial Phone Screen
Spark Hire Intro Video
Recruiter Interview
Technical Assessment – Rails API + Tests
Client Engineering Interview
Offer & Background Verification
Apply Now
If you’re an experienced Ruby on Rails Developer who enjoys building scalable APIs, optimizing PostgreSQL applications, and writing clean production-grade code, we’d love to hear from you.