Pavago

Ruby on Rails Developer

Pakistan · remote · Salary not listed

Role overview

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

Apply on source siteListed via Himalayas

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

Initial Phone Screen
Recruiter Interview
Technical Assessment – Rails API, models, endpoints & testing
Engineering Team Interview
Offer & Background Verification

Apply Now

If you:

Have strong professional Ruby on Rails experience
Enjoy building scalable backend applications and APIs
Care about clean, maintainable, well-tested code
Are comfortable with databases, background jobs, and production systems
Enjoy solving complex engineering challenges

We’d love to hear from you.

Apply today and help build reliable, scalable applications in a modern remote engineering environment.

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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Originally posted on Himalayas

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