Remoto, publicado em 28/01/2026

Back-end Developer (Mid to Senior) – Ruby on Rails/APIs

Do you know askblue?

We were born in 2013, and we provide services in the field of information technology.

We are looking for Back-end Developer (Mid to Senior) – Ruby on Rails/APIs to join our company remotely from Portugal, working on one of our projects. We are looking for someone excited about delivering quality software that improves the product, someone who understands that working in a small company means that you may need to work with different skills from day to day and help where you are needed most with a pragmatic mindset. Someone not afraid to jump in and learn new skills when the need arises. And someone that brings always a positive mindset to the team. As AI becomes also more important in today’s businesses, we also favor developers that have an interest and experience in working with AI systems or even building AI products.
This is an excellent opportunity for someone who works well with our tech stack to join a high performance collaborative global team. Given the remote working model, we need someone who is highly motivated, a self-starter, well organized and comfortable interacting with a diverse range of colleagues, all of whom will be working remotely.

Tasks:
  • Discussing new product features with product and project management teams (or even customers).
  • Defining the implementation plan and contributing to architectural decisions.
  • Implement new features end-2-end.
  • Support and fix customer issues.
  • Document key aspects of the platform.
  • Work with the QA team to understand defects and to improve the development process.
Requirements:
  • Good knowledge of Software Engineering principles and development best practices.
  • Excellent knowledge of Ruby on Rails for full-stack web projects.
  • Excellent troubleshooting skills.
  • Knowledge of building and consuming APIs/Webservices.
  • Good understanding of CI/CD pipelines.
  • Familiarity with cloud environments and container-based deployments.
  • Excellent communication skills – ability to discuss technical topics with technical or non-technical audiences.
  • Comfortable working both individually and together with others to achieve group goals.
  • Bachelors Degree in Computer Science or other Engineering discipline.
  • Experience in an Agile development team.
  • Ability to also contribute to the mobile app Flutter codebase when needed.
Work Arrangement:
  • Remote (from Portugal).
Offer:
  • Health Insurance;
  • 3 and a half days of leave per year + 22 vacation days;
  • Unlimited access to Udemy.
If you are interested in the opportunity, upload your CV or send it to vasco.filipe@askblue.com with the reference 16769179 in the subject.

askblue – where business meets technology

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