Ruby on Rails Developer (Senior)

DataSmart Lda

📍 lisboa, lisboa, Portugal

Full-time TI e tecnologia Posted June 23, 2026

Job Description

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About Us: DataSmart is a Portuguese company, positioning itself as a consulting company of excellence, with over 20 years of existence. We are specialized in Technologies and Information Systems services, for the Portuguese and International markets. We pride ourselves on fostering a culture of involvement, experience, and excellence.

Join our team as a Ruby on Rails Developer (Hybrid - Lisbon)!

What You'll Do:

  • Design, develop, and maintain RESTful APIs using Ruby on Rails.
  • Integrate and manage background processing with Kafka and Sidekiq.
  • Work with PostgreSQL for database design, queries, and optimization.
  • Develop dynamic and responsive user interfaces using Next.js and React.
  • Write clean and maintainable HTML and CSS code.
  • Containerize applicatio...