Senior Ruby On Rails Developer

Posted Yesterday
Be an Early Applicant
Hiring Remotely in România
Remote
Senior level
Artificial Intelligence • Machine Learning • Natural Language Processing • Software
The Role
Build, own, and maintain backend features and production Ruby on Rails systems. Write and maintain automated unit, integration, and E2E tests, improve performance and reliability, collaborate with product and engineers, and ensure long-term code quality and operational health.
Summary Generated by Built In
Senior Ruby on Rails Developer 

We’re looking for a Senior Ruby on Rails developer who enjoys owning meaningful features, building reliable systems, and working in a mature, high-trust engineering environment.

This is an individual contributor role for an experienced backend engineer who cares deeply about code quality, testing, and long-term impact.

Why Join OTGS?
  • Stable & self-funded: Founded in 2007, profitable, and independent — we build for the long term.
  • Industry leaders: Creators of WPML, the № 1 multilingual plugin for WordPress, powering over 1.5 million sites
  • Real product impact: You’ll work on ATE, a core product at OTGS with real customers, real scale, and real technical challenges.
  • Fully remote, async-friendly: Work from anywhere within EMEA hours as part of a global, distributed team.
  • Engineering-driven culture: We value ownership, autonomy, testing, and thoughtful problem-solving.
  • Growth without chaotic hype: Mentorship, internal mobility, and long-term career paths — without chaos.
  • Fair compensation + great benefits: Designed to support your well-being both inside and outside of work.

What You’ll Do
  • Own features from implementation to production within a well-defined product scope
  • Build and maintain robust Ruby on Rails systems used at scale
  • Work closely with product and other engineers to solve real user problems
  • Write and maintain automated tests (unit, integration, and E2E)
  • Improve performance, reliability, and maintainability of existing systems
  • Take responsibility for the quality and long-term health of what you build
     

What We’re Looking For

Required

  • 4+ years of professional experience with Ruby on Rails
  • Strong backend engineering skills and database experience
  • Solid experience writing and maintaining automated tests (including E2E)
  • Experience building and running production systems
  • Comfortable working autonomously and taking ownership
  • Strong problem-solving mindset, you look beyond tickets
  • Experience with Web APIs
  • Availability during EMEA working hours
     

Nice to Have 

  • Experience with React 
  • CI/CD experience (GitLab, Jenkins, or similar)
  • Background jobs, AWS, or complex integrations
  • Experience with Capybara
     

This Role Is a Great Fit If You:
  • Take pride in ownership and accountability
  • Care about testing and long-term code quality
  • Prefer stable, product-focused work over short-term hype
  • Enjoy collaborating with thoughtful, kind, and experienced people
  • Want to make a lasting impact on a product used by thousand of real customers

Skills Required

  • 4+ years of professional experience with Ruby on Rails
  • Strong backend engineering skills and database experience
  • Solid experience writing and maintaining automated tests (including E2E)
  • Experience building and running production systems
  • Comfortable working autonomously and taking ownership
  • Strong problem-solving mindset
  • Experience with Web APIs
  • Availability during EMEA working hours
  • Experience with React
  • CI/CD experience (GitLab, Jenkins, or similar)
  • Background jobs, AWS, or complex integrations
  • Experience with Capybara
Am I A Good Fit?
beta
Get Personalized Job Insights.
Our AI-powered fit analysis compares your resume with a job listing so you know if your skills & experience align.

The Company
110 Employees
Year Founded: 2007

What We Do

OnTheGoSystems is a fully remote software development company specializing in localization and translation tools, including the popular WordPress plugins WPML and Toolset. The company harnesses AI, machine learning, and algorithms to create affordable, cutting-edge tools that help businesses of all sizes go global. Operating as a multilingual and multicultural team, it focuses on providing intuitive solutions for developers and website owners without relying on external investors.

Similar Jobs

GitLab Logo GitLab

Senior Back-end Engineer

Cloud • Security • Software • Cybersecurity • Automation
Easy Apply
Remote
30 Locations
2500 Employees

OnTheGoSystems Logo OnTheGoSystems

Senior Ruby On Rails Developer

Artificial Intelligence • Machine Learning • Natural Language Processing • Software
Remote
România
110 Employees

OnTheGoSystems Logo OnTheGoSystems

Senior Ruby on Rails Engineer

Artificial Intelligence • Machine Learning • Natural Language Processing • Software
Remote
România
110 Employees

Similar Companies Hiring

Hanover Park Thumbnail
Artificial Intelligence • Fintech • Software • Financial Services
New York, New York
42 Employees
Kepler  Thumbnail
Fintech • Software
New York, New York
6 Employees
Onshore Thumbnail
Artificial Intelligence • Fintech • Software • Financial Services
New York, New York
60 Employees

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account