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April 24, 2026

Senior Ruby Developer

Senior • Remote

Warsaw, Poland

Svitla Systems Inc. is looking for a Senior Ruby Developer for a full-time position (40 hours per week) in Europe.

Requirements

  • 5+ years of hands‐on experience with Ruby on Rails.

  • Strong, in‐depth knowledge of Ruby on Rails framework.

  • Solid understanding of RESTful APIs.

  • Strong knowledge of HTML/HTML5, CSS/CSS3, JSON.

  • Experience working with relational databases and SQL, preferably PostgreSQL.

  • Strong experience writing tests using RSpec.

  • Practical experience with test‐driven development (TDD).

  • Experience with Git and GitHub.

  • Result‐oriented mindset with strong problem‐solving skills.

  • React.js and TypeScript experience is a plus, but not required.

Responsibilities

  • Implementation of new features in existing & future web applications.

  • Maintenance & debugging of currently running web applications.

  • Participation in planning meetings/calls, review/demo meetings/calls, and backlog refinement meetings/calls.

  • Testing of changes made in scope of user stories you work on, to make sure that implementation was done correctly.

  • Adjustments to existing CI/CD processes.

  • Occasional changes to server infrastructure, server infrastructure optimisation.

We offer

  • US and EU projects based on advanced technologies.

  • Competitive compensation based on skills and experience.

  • Regular performance appraisals to support your growth.

  • Flexibility in workspace, either remote or our welcoming office.

  • Bonuses for article writing, public talks, and other activities.

  • Generous time off, including vacation, national holidays, sick leaves, and family days.

  • Personalized learning programs tailored to your interests and skill development.

  • Free tech webinars and meetups organized by Svitla.

  • Regular corporate online activities.

  • Awesome team and a friendly, supportive community!