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Pavago

Ruby on Rails Developer

South Africa
Salary
Not stated
Level
Mid
Work type
Remote · South Africa only
Visa
Not stated

Open. First seen 8 October 2026.

About the role

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
  • Experience with Devise or OmniAuth
  • Experience optimizing high-traffic Rails applications

What Success Looks Like

  • 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.

#RubyOnRails #RubyDeveloper #RailsDeveloper #BackendDeveloper #PostgreSQL #Sidekiq #RESTAPI #SoftwareEngineer #RemoteDeveloper #RemoteJobs

Other openings for this role

2 open postings for this role in South Africa, first posted 2 October 2026. The company is likely hiring for more than one position. None has been taken down and posted again.

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