Ruby on Rails Developer

Pavago; United States; Remote; USD 110,000 - 160,000; Full time

Job summary

Pavago is seeking a Ruby on Rails Developer to build, maintain, and scale modern web applications and APIs for U.S. client projects. This is a fully remote role with U.S.

client business hours and sprint/deployment flexibility. You will work with product managers, designers, and frontend engineers on backend services, PostgreSQL/MySQL, background jobs using Sidekiq or Resque, testing, security, and production reliability.

Qualifications

• 3+ years of professional Ruby on Rails development experience.
• Strong proficiency with Ruby, Rails, ActiveRecord, and MVC architecture.
• Hands-on experience with PostgreSQL and/or MySQL.
• Experience with Sidekiq or Resque.
• Experience building and integrating RESTful APIs.
• Strong Git and version-control workflows.
• Experience working with CI/CD pipelines.
• Strong understanding of software engineering best practices.
• Excellent debugging and problem-solving skills.
• Ability to work independently in a remote environment and overlap U.S. client business hours.

Responsibilities

• Build and maintain production Ruby on Rails applications.
• Develop backend functionality using Ruby, Rails, ActiveRecord.
• Design and maintain RESTful APIs.
• Build and manage background jobs using Sidekiq or Resque.
• Integrate third‑party APIs and external services.
• Collaborate with frontend engineers working with React, Vue.js, or Stimulus.
• Design and maintain PostgreSQL and/or MySQL databases.
• Create and run database migrations.
• Optimize queries and application performance.
• Improve scalability, reliability, and data integrity.
• Write and maintain unit, integration, and system tests.
• Use RuboCop, StandardRB, or similar tools to maintain code quality.
• Support CI/CD pipelines for automated testing and deployment.

Skills

Ruby

Ruby on Rails

ActiveRecord

MVC architecture

RESTful APIs

PostgreSQL / MySQL

Sidekiq / Resque

Git & version control

CI/CD

Remote work

Tools

PostgreSQL

MySQL

Sidekiq

Resque

RSpec

Minitest

Capybara

Git

CI/CD tools

Job description

Ruby on Rails Developer – Remote | U.S. Hours

Position Type: Full-Time, Remote
Working Hours: U.S. Client Business Hours
Schedule: Flexibility for sprint reviews, deployments, and occasional on-call support

About the Role

At Pavago, one of our clients is hiring a Ruby on Rails Developer to build, maintain, and scale modern web applications and APIs.

This is a hands‑on software engineering role focused on:

• Ruby on Rails development
• Backend systems and REST APIs
• PostgreSQL / MySQL
• Background jobs with Sidekiq or Resque
• Application performance and scalability
• Testing and code quality
• Third‑party integrations
• Production reliability

You’ll collaborate with product managers, designers, and frontend engineers to ship secure, scalable, and maintainable features.

If you have 3+ years of professional Ruby on Rails experience and enjoy writing clean, well‑tested code, this role is a strong fit.

What You’ll Own

Ruby on Rails Development

• Build and maintain production Ruby on Rails applications
• Develop backend functionality using:
• Ruby
• Rails
• ActiveRecord
• MVC architecture
• Design and maintain RESTful APIs
• Build and manage background jobs using Sidekiq or Resque
• Integrate third‑party APIs and external services
• Collaborate with frontend engineers working with React, Vue.js, or Stimulus

Database Design & Performance

• Design and maintain PostgreSQL and/or MySQL databases
• Create and manage database migrations
• Optimize database queries and application performance
• Implement:
• Indexing
• Caching
• Query optimization
• Improve scalability, reliability, and data integrity

Testing & Code Quality

• Write and maintain:
• Unit tests
• Integration tests
• System tests
• Work with testing frameworks such as:
• RSpec
• Minitest
• Capybara
• Maintain strong automated test coverage
• Use RuboCop, StandardRB, or similar tools to maintain code quality
• Support CI/CD pipelines for automated testing and deployment

Security & Application Reliability

• Implement authentication and authorization using tools such as:
• Devise
• OmniAuth
• Apply security best practices including:
• CSRF protection
• Input validation
• OWASP standards
• Support GDPR, HIPAA, or other compliance requirements when applicable
• Maintain secure handling of application and customer data

Performance, Monitoring & Production Support

• Optimize:
• Page load times
• API response times
• Background job processing
• Monitor application health using tools such as:
• New Relic
• Datadog
• Honeybadger
• Rollbar
• Troubleshoot production issues and deploy fixes efficiently
• Help maintain high application availability and reliability

Engineering Collaboration

• Partner with Product Managers and Designers to define requirements
• Participate in:
• Sprint planning
• Standups
• Sprint reviews
• Retrospectives
• Provide technical recommendations and realistic effort estimates
• Maintain clear documentation for:
• APIs
• Codebases
• System architecture
• Development workflows

Requirements

Must-Have

• 3+ years of professional Ruby on Rails development experience
• Strong proficiency with:
• Ruby
• Ruby on Rails
• ActiveRecord
• MVC architecture
• Hands‑on experience with PostgreSQL and/or MySQL
• Experience with Sidekiq or Resque
• Experience building and integrating RESTful APIs
• Strong Git and version‑control workflows
• Experience working with CI/CD pipelines
• Strong understanding of software engineering best practices
• Excellent debugging and problem‑solving skills
• Ability to work independently in a remote environment
• Availability to collaborate during U.S. client business hours

Nice to Have

• Experience integrating Rails applications with:
• React
• Vue.js
• Stimulus
• Cloud deployment experience with:
• AWS
• GCP
• Heroku
• Experience with Redis or Memcached
• Familiarity with containerized or cloud‑based environments
• Previous experience in:
• SaaS
• FinTech
• Healthcare
• E‑commerce

Tools & Technologies

Backend: Ruby, Ruby on Rails, ActiveRecord
Databases: PostgreSQL, MySQL
Background Jobs: Sidekiq, Resque
Caching: Redis, Memcached
Testing: RSpec, Minitest, Capybara
Code Quality: RuboCop, StandardRB
Cloud: AWS, GCP, Heroku
Monitoring: New Relic, Datadog, Honeybadger, Rollbar
Version Control: Git, GitHub

What Makes You a Strong Fit

You:

• Understand Rails conventions and best practices deeply
• Write clean, maintainable, well‑tested code
• Think beyond simply making a feature work
• Care about performance, scalability, and reliability
• Can diagnose complex backend and production issues
• Balance fast execution with long‑term maintainability
• Communicate effectively with both technical and non‑technical teammates
• Take ownership of features from development through deployment

What a Typical Day Looks Like

You may:

• Build new Rails features and API endpoints
• Review and optimize ActiveRecord queries
• Create or update database migrations
• Build background jobs using Sidekiq
• Integrate external APIs
• Write RSpec or other automated tests
• Review pull requests
• Troubleshoot production issues
• Monitor application performance
• Collaborate with product and frontend teams
• Participate in sprint planning and engineering discussions

In short: you build and maintain reliable Rails applications while continuously improving performance, code quality, and scalability.

Key Metrics for Success

• Features delivered accurately and on time
• Application uptime of 99.9%+
• Automated test coverage of 80%+
• Strong application and API performance
• Minimal production defects and regressions
• Reduced technical debt
• Clean, maintainable code
• Reliable sprint and deployment execution

Why This Role Stands Out

• Build and scale production Ruby on Rails applications
• Work on products used by real customers
• Influence architecture and technical decisions
• Exposure to modern cloud and development practices
• Fully remote working environment
• Strong engineering ownership
• Career growth opportunities into:
• Senior Ruby on Rails Developer
• Senior Software Engineer
• Technical Lead
• Engineering Manager
• Solutions Architect

Interview Process

1. Initial Phone Screen
2. Recruiter Interview
3. Technical Assessment – Rails API, models, endpoints & testing
4. Engineering Team Interview
5. Offer & Background Verification

Important: Spark Hire Video Interview

As part of our application process, qualified candidates will be invited to complete a one‑way video interview through Spark Hire.

This is your opportunity to introduce yourself and highlight your experience with Ruby on Rails, backend development, APIs, databases, testing, performance optimization, and production applications.

Please complete your Spark Hire interview promptly after receiving the invitation. Candidates who do not complete the video interview may not move forward in the hiring process.

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