Senior Ruby on Rails Developer

24 godzin temu

Warszawa, Mazovia, Polska Cognizant Technology Solutions Pełny etat

Senior Ruby on Rails Engineer

Location: Warsaw

Work Model: Remote (with visits once a month in Warsaw office and planning 2-3 days per quarter)

We're expanding our engineering teams to support a strategic initiative in the financial domain. As a global tech partner with over 30 years of experience, we help leading organizations modernize their tech stacks and deliver outstanding digital experiences.

About the Role

We are seeking a skilled Ruby Engineer to join our team, responsible for designing, developing, and maintaining robust Ruby and Ruby on Rails applications. The ideal candidate will have a strong background in software engineering, web services, and database management, with a passion for clean code and scalable systems.

Key Responsibilities

  • Develop and maintain Ruby/Rails applications, ensuring high code quality and performance.
  • Participate in code reviews, architectural decisions, and technical discussions.
  • Build and maintain web services, background jobs, and async systems
  • Design and optimize SQL/NoSQL databases and migrations
  • Write and maintain unit and integration tests using RSpec and other frameworks.
  • Collaborate with front-end developers to integrate and debug JavaScript in Rails.
  • Deploy and manage applications in Kubernetes clusters, using best practices for container health and monitoring.

Requirements

  • Proven experience with Ruby and Ruby on Rails in production environments.
  • Strong understanding of software engineering principles, CI/CD, and highly available systems.
  • Experience with HTTP/web servers, monitoring, and troubleshooting.
  • Solid knowledge of SQL/NoSQL databases, indexing, and data integrity.
  • Experience with Kubernetes and container orchestration.

Preferred Qualifications

  • Experience in financial services (banking, payments)
  • Comfortable in fast-paced, evolving environments

What We Offer

  • Private healthcare, life insurance, and cafeteria benefits
  • Training programs and certifications
  • Volunteering opportunities and an inclusive culture
  • Employee referral program
  • Collaborative and innovative work environment

For more information about Cognizant, visit

Interested? Apply online today

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