Wróć do listy

Opis oferty

Ruby On Rails Developer w Warszawa, Polska

YOUR ITEAMS sp. z o.o.

  • ZdalniePraca z dowolnego miejsca
  • KontraktUmowa czasowa lub freelancing

100,00 – 120,00 zł

Warszawa, Polska

Your responsibilities

  • Develop and maintain server-side features in a large Ruby on Rails codebase organized by domain.
  • Design and optimize relational data models in PostgreSQL; integrate with MSSQL where required.
  • Implement and maintain background processing with Sidekiq and ensure reliable job flows.
  • Build and maintain REST APIs and WebSocket endpoints; implement secure authentication (JWT, cookie-based, OAuth).
  • Write and maintain automated tests (Minitest or similar), using fixtures and following test-first practices where appropriate.
  • Participate in architectural decisions with scalability and security in mind.
  • Use feature flags (LaunchDarkly) to deliver safe, incremental releases; monitor errors via Sentry and work with analytics in Metabase.
  • Review and refine code produced with AI assistance and apply critical judgement to ensure quality and security.
  • Work closely with stakeholders and clients in English and participate in technical calls, demos, and requirements discussions.
  • Contribute to continuous integration and delivery pipelines (Docker, CI/CD) and collaborate on operational improvements.

Our requirements

  • Mid: minimum 3 years, Senior: minimum 5 years of professional experience with Ruby and Ruby on Rails.
  • Strong experience with PostgreSQL and relational database design; familiarity with NoSQL, caching, and message brokers.
  • Practical knowledge of REST APIs, WebSockets, and authentication methods (JWT, cookie-based, OAuth).
  • Experience with CI/CD, Docker and Git workflows.
  • Good understanding of design patterns, SOLID principles, and automated testing (RSpec, Minitest, or similar).
  • Experience making architectural decisions that consider scalability and reliability.
  • Daily use of AI tools in development and ability to critically review AI-generated code.
  • Fluent English for client-facing communication; fluent Polish for internal collaboration.

Optional

  • Frontend experience with Vue or React.
  • Experience with AWS (or other cloud providers) and Nginx.
  • Background in HealthTech or pharmacy domains (HIPAA, e-prescribing, insurance workflows, FHIR).
  • Experience working embedded at client sites, in consulting, as a full-stack delivery engineer, or in startups with broad responsibilities.
  • Benefits.

What we offer

  • Remote working.
  • Unique TEAL culture, relationship- and respect-driven community, non-corporate atmosphere.
  • Agile approach and no bureaucracy.
  • Outstanding integration trips to various places in Europe.
  • Activities to support your well-being and health.
  • Luxmed Gold Extended medical care and Multisport Plus benefit.
Aplikuj na ofertę

Podobne oferty

Więcej podobnych stanowisk

YOUR ITEAMS sp. z o.o.

Ruby On Rails Developer

  • Zdalnie

100 - 120 zł / stawka godzinowa

Ruby On Rails Developer Miejsce pracy: Warszawa Technologies we use Expected - Ruby on Rails - PostgreSQL - Docker - Git Optional - https://jobeax.com/link/tzGekrj9a8ToGEDv - https://jobeax.com/link/6WcBICn0LM558SP0 - AWS - Nginx About the project We are looking for a Mid / Senior Ruby on Rails Developer to join a healthtech ...

Warszawa, Polska

YOUR ITEAMS sp. z o.o.

Ruby On Rails Developer

  • Zdalnie

100 - 120 zł / stawka godzinowa

Ruby On Rails Developer Miejsce pracy: Warszawa Technologies we use Expected - Ruby on Rails - PostgreSQL - Docker - Git Optional - https://jobeax.com/link/tzGekrj9a8ToGEDv - https://jobeax.com/link/6WcBICn0LM558SP0 - AWS - Nginx About the project We are looking for a Mid / Senior Ruby on Rails Developer to join a healthtech ...

Warszawa, Polska

Belvedere Recruitment

Senior Ruby on Rails Developer

  • Kontrakt
... opportunity to work on meaningful projects in a sector where technical precision and compliance are critical, while being part of a team that embraces change and continuously evolves its approach to software development. Position Overview As a Senior Ruby on Rails Developer, you'll design and build web applications for healthcare ...

Wrocław, Polska

SOFTSWISS

Ruby on Rails Developer - Senior

Overview: We are looking for a Senior Ruby Developer to join a highly experienced engineering team working on complex, data-intensive systems. You will help design and build reliable, fault-tolerant solutions, take ownership of their performance in production, and solve challenging data and scalability problems. Purpose ...

Warszawa, Polska

Oyster HR

Software Engineer (Ruby on Rails, APIs)

  • Zdalnie
  • IT
... decisions for async collaboration, support less-experienced colleagues and help simplify unnecessary process. What You’ll Bring Essential - 3+ years of professional software development experience with a focus on Ruby. - Proven experience developing and maintaining Ruby on Rails applications. You can explain your API implementation ...

Warząchewka Polska, Polska

MindPal Sp. z o. o.

Junior Backend Developer

  • IT
  • Backend

5300 - 7000 zł

... Supabase , PostgreSQL) and modern tools like Docker . - Solid understanding of Python fundamentals (OOP, REST APIs, Git). - Curiosity for learning new stacks — e.g. Ruby on Rails , TypeScript , or AI integrations . - A love for side projects, hackathons , or student club initiatives . - Problem-solving attitude, curiosity, and ...

Gliwice, Polska

GitLab

Backend Engineer (Ruby), Create: Change Record

  • Zdalnie
  • Backend
... with agents. You'll work remotely from the United Kingdom or Poland. What you’ll do - Develop secure, well-tested, performant features and improvements using Ruby on Rails and GraphQL, among other technologies. - Work through complex requirements and legacy constraints to deliver clear solutions while protecting the reliability ...

Polska

Fleetio

Senior Software Engineer, Developer Enablement

  • Zdalnie
  • Kontrakt
  • IT

$125 USD - $450 USD

... assistants and agents can work with Fleetio data safely. - You will help customers and integration partners succeed with our API, and take part in the team’s on-call rotation to keep our API, webhooks, and integrations reliable. Your Experience - 5+ years experience with Ruby on Rails - 2+ years experience with ReactJS, ...

Polska

Reedsy

Senior Frontend Engineer

  • Zdalnie
  • Frontend

5800 - 8300 €

... development processes - Exceptional communication skills Bonus Points - A good dose of ambition, as well as a great sense of humour - You strive for pixel perfection - Experience optimizing JavaScript applications - UX skills - Knowledge of https://jobeax.com/link/JSd7UYCSg572jJDY, TypeScript, Ruby, Ruby on Rails, Desktop Framework ...

Polska

GitLab

Intermediate-Senior Backend Engineer (Ruby), Plan: Spec-Driven Development

  • Zdalnie
  • Pełny etat
  • Backend

272000 zł / rocznie

... implementation plan, and verified, mergeable code. You'll own early-stage backend work across the flows, application programming interfaces, data models, and evaluation systems behind this experience, using Ruby on Rails, Python, PostgreSQL, GitLab Duo Agent Platform, large language model application programming interfaces, and ...

Warząchewka Polska, Polska