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Offer summary
(Summary generated by AI based on the full job description)
The project is Tools Portal, including the Booking Admin app for managing bookings. Tech stack uses Ruby on Rails 8.1 with deployment on Google Cloud Platform and on‑premises. Responsibilities include designing, building and maintaining Rails features serving production traffic, owning key platform areas, contributing to architecture, refactoring legacy, supporting deployments and monitoring, building integrations with third‑party suppliers, and enforcing engineering practices (automated tests, CI/CD, documentation). Required: 5+ years Ruby, hands‑on Rails (7/8), GCP experience, relational databases (Postgres/MySQL), RSpec/Minitest, and Upper‑Intermediate English. Benefit: remote work.
from: 8 October 2026
to: 7 November 2026
18 000 - 22 000 złnet (+ VAT)/ mth.B2B contract (full-time)
15 000 - 18 000 złgross/ mth.contract of employment
Offer parameters
level:senior
working mode:remote
location:Wrocław, Lower Silesia
Wrocław, Lower Silesia
Requirements
Expected technologies
Ruby
Ruby on Rails
Google Cloud Platform
SQL
PostgreSQL
MySQL
RStudio
Optional technologies
Redis
Docker
Terraform
Ruby on Rails
Operating system
Windows
Our requirements
- 5+ years of commercial experience with Ruby
- Strong, hands-on experience with Ruby on Rails in production, including recent versions (Rails 7/8)
- Hands-on experience with Google Cloud Platform (GCP), ideally including running Rails applications on it
- Solid knowledge of relational databases and SQL (e.g. PostgreSQL or MySQL)
- Experience writing automated tests with RSpec or Minitest
- A proactive, ownership-driven approach and the ability to work autonomously
- Upper-Intermediate English or higher
Optional
- Experience migrating applications from on-premise infrastructure to the cloud
- Experience in travel, e-commerce or booking platforms
- Experience with background job processing (Sidekiq, Solid Queue) and caching (Redis, Solid Cache)
- Hotwire (Turbo/Stimulus) on the frontend
- Experience upgrading Rails applications across major versions
- Docker and infrastructure as code (Terraform) on GCP
- Experience integrating with external APIs (suppliers, payment providers)
- Experience mentoring or onboarding other engineers
Your responsibilities
- Design, build and maintain features in a Rails 8.1 application that serves real customer traffic
- Take ownership of key areas of the platform, from design through to production
- Contribute to architecture decisions, code reviews and technical planning together with the team
- Improve the reliability, performance and maintainability of the platform, including refactoring legacy parts where it pays off
- Support deployments, monitoring and production troubleshooting across the current environments
- Build and maintain integrations with third-party travel suppliers and internal services
- Promote solid engineering practices: automated testing, CI/CD, clear documentation, sensible upgrade paths
- Partner with product and business stakeholders to turn requirements into well-scoped technical solutions
About the project
Tools Portal is a collection of internal tools built to support different operational tasks and make everyday processes easier to manage.
One of its main applications is Booking Admin, designed for travel agents to view, manage, and process bookings made through the booking system.
The portal is built on Ruby on Rails 8.1, and applications across the client's ecosystem are hosted on a combination of on-premises infrastructure and Google Cloud Platform.
This is how we organize our work
This is how we work
you have influence on the technological solutions appliedyou have influence on the productyou focus on product developmentagile
Team members
1-10 people:backend developerfrontend developerfullstack developerdata scientistautomated test programmerproduct ownerbusiness analyst
This is how we work on a project
- code review
- Continuous Deployment
- Continuous Integration
- documentation
- integration tests
- test automation
- unit tests
Benefits
- remote work opportunities
DataArt Poland sp. z o.o.
A well-established online travel company based in the Netherlands that helps hundreds of thousands of travellers find and book affordable holidays, including package deals, flights, and hotels at sharp prices.
The business runs on its own in-house platform, so engineering decisions have a direct and visible effect on how customers search, compare, and book their trips.
This is how we work
Senior Ruby Developer
15k–18k zł / mth. (CoE), 18k–22k zł / mth. (B2B)
I apply to:
DataArt Poland sp. z o.o.
Wrocław, Lower Silesia
Need more information?
- Make sure the body of the offer doesn’t already include what you’re looking for.
- Ask a question if you need more information you’re interested in.
- We’ll forward your question to the employer and aim to provide a response within 3 business days.