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Ruby Developer
  • Warsaw
Ruby Developer
Warszawa, Warsaw, Masovian Voivodeship, Polska
ALTEN Polska
24. 9. 2025
Informacje o stanowisku

technologies-expected :


  • Ruby on Rails
  • Docker
  • iOS
  • Android
  • Kotlin
  • Git
  • GitHub
  • Slack
  • Bash

technologies-optional :


  • Jenkins
  • Gradle

responsibilities :


  • Development and optimisation of a Ruby- and Jenkins-based mobile CI library.
  • Creation and publication of Mac OS & Docker images used in iOS and Android build processes.
  • Monitoring and maintaining the health of CI/CD systems throughout the mobile build & release pipeline.
  • Building tools to improve communication and collaboration between Mobile Engineering and QA teams (iOS and Android).

requirements-expected :


  • Minimum 6 years of engineering experience in software development.
  • Ability to write scalable and reliable code, with an emphasis on high quality and good practices.
  • Interest and experience in refactoring and improving existing code and systems.
  • Very good command of spoken and written English (communication in an international team).
  • Experience in writing and maintaining Ruby applications with unit tests.
  • Practical knowledge of Jenkins and/or Gradle.
  • Ability to work with Docker.
  • Experience in developing iOS, Android or Kotlin Multiplatform applications.
  • Practical experience in developing and implementing backend services.
  • Knowledge of Git, GitHub, Slack, bash and command line tools.

offered :


  • A full-time contract with possibility to choose the form of employment (UoP/B2B)
  • Stable and long-term cooperation
  • A clearly defined career path and the possibility of development in four areas as: Project Manager, Business Manager, Technical Leader and a specialist in their field
  • Participation in company conferences, trainings, workshops, integration meetings, etc.
  • Certification and training opportunities
  • Opportunity to relocate and work in different ALTEN Polska branches

benefits :


  • sharing the costs of sports activities
  • private medical care
  • life insurance
  • dental care
  • retirement pension plan
  • baby layette
  • employee referral program
  • Medicover Benefits platform

  • Praca Warszawa
  • Warszawa - Oferty pracy w okolicznych lokalizacjach


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