Senior Ruby on Rails Developer
OnTheGoSystems
Job Overview
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Job Description
About OnTheGoSystems
OnTheGoSystems, founded in 2007, is a stable, self-funded, and independent industry leader. They are the creators of WPML, the #1 multilingual plugin for WordPress, used on over 1.5 million sites globally. The company operates as a fully remote, async-friendly organization, embracing an engineering-driven culture focused on ownership, autonomy, testing, and thoughtful problem-solving.
The Opportunity: Senior Ruby on Rails Developer
We are seeking a Senior Ruby on Rails Developer who thrives on owning meaningful features, building reliable systems, and contributing to a mature, high-trust development environment.
What You'll Be Working On
- Owning features from implementation to production
- Writing and maintaining automated tests (unit, integration, E2E)
- Improving performance, reliability, and maintainability of systems
- Building and maintaining Ruby on Rails systems used at scale
What We’re Looking For
To succeed as a Senior Ruby on Rails Developer, you'll need:
- 4+ years of professional experience with Ruby on Rails
- Experience building and running production systems
- Strong backend skills, including databases, performance, and API design
- Solid experience writing and maintaining automated tests (including E2E)
Nice to have:
- Experience with React
- CI/CD, background jobs, or AWS experience
Why Join OnTheGoSystems?
- Stable & Self-funded: Established in 2007, profitable, and independent.
- Industry Leaders: Creators of WPML, the leading multilingual WordPress plugin used on 1.5M+ sites.
- Fully Remote, Async-Friendly: Work from anywhere within EMEA hours, promoting flexibility and autonomy.
- Engineering-Driven Culture: A focus on ownership, autonomy, rigorous testing, and thoughtful problem-solving.
- Fair Compensation and Great Benefits: Designed to support your well-being both professionally and personally.
You’ll Enjoy This Role If You
- Take pride in ownership and accountability
- Care about testing and long-term code quality
- Enjoy collaborating with thoughtful, kind, and experienced people
If you're looking to make a lasting impact on a product used by thousands of real customers, we encourage you to apply.
Key skills/competency
- Ruby on Rails Development
- Backend Systems
- Automated Testing (Unit, Integration, E2E)
- Performance Optimization
- API Design
- Database Management
- Feature Ownership
- Production Systems
- Code Quality
- Scalability
How to Get Hired at OnTheGoSystems
- Research OnTheGoSystems's culture: Study their mission, values, recent news, and employee testimonials on LinkedIn and Glassdoor. Understand their engineering-driven, remote-first approach.
- Tailor your resume: Highlight 4+ years of Ruby on Rails experience, strong backend skills, and extensive automated testing expertise. Emphasize owning features and building scalable systems.
- Showcase relevant projects: Provide a portfolio or GitHub link demonstrating your Ruby on Rails proficiency, particularly projects involving production systems, performance optimization, or robust testing frameworks.
- Prepare for technical deep-dives: Be ready to discuss Ruby on Rails architecture, database interactions, API design, and testing strategies. Demonstrate your problem-solving skills and code quality focus.
- Illustrate remote collaboration skills: Emphasize experience with asynchronous communication, independent feature ownership, and working effectively within distributed teams, aligning with OnTheGoSystems's fully remote model.
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