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Ruby on Rails Frontend Developer



Coimbra, Portugal

About the role

We are currently looking for a talented and committed Frontend Ruby on Rails Developer. If you are a pragmatic team player to take the lead over challenging situations, you got everything to join our team of exceptional developers. 

What you'll do

  • Write clean, maintainable and efficient code;

  • Design robust, scalable features;

  • Contribute in all phases of the development lifecycle;

  • Follow best practices (test-driven development, continuous integration, SCRUM, refactoring, and code standards);

  • Drive continuous adoption and integration of relevant new technologies into design;

  • Liaise with fellow front and back end developers;

  • Development of new web applications;

  • Maintenance of existing web applications.

What you'll need

  • Proven work experience as a Ruby on Rails developer;

  • Proven work experience in Frontend development;

  • Demonstrable knowledge of front-end technologies such as JavaScript, HTML, CSS and JQuery.

  • Experience developing highly interactive applications;

  • Passion for writing great, simple, clean, efficient code;

  • Respect and develop pixel-perfect features according to design specifications;

  • Good knowledge of code versioning tools like GitHub, Git, etc.;

  • experience with full web stack including HTTP, CSS, REST;

  • Capacity to have a critical thinking and agility in project development;

  • Be emphatic and organized;

  • Multi-tasking and time-management skills, with the ability to prioritize tasks;

  • Motivated with a positive attitude;

  • Willingness to be part of a bigger team, provide and receive constructive feedback.


  • Knowledge of Rails 7 Frontend technologies such as Stimulus, Turbo, Hotwire;

  • Knowledge of relational databases;

  • Knowledge of Docker;

  • A firm grasp of object-oriented analysis and design;

  • Familiarity with project management platforms like ClickUp.

About The Loop co.

The Loop co. is a green tech company based in Coimbra, which focuses its activity in major areas such as circular economy, e-commerce, and technological innovation. It started out as a start-up, but we quickly grew to over a hundred people, working with big companies like Sonae, Sky, Inditex, TicketLine, Deloitte, KPMG, BNP Paribas. Still, the spirit and culture of The Loop co. remains exactly as it was - young, flexible, and relaxed.

Our team needs highly talented and passionate people who wants to exceed their boundaries, and grow personal and professionally with us by joining our challenging national and international projects.

Why join us

  • Youth and friendly entrepreneurial spirit, we are here for each other;

  • Integration in a dynamic, experienced and friendly team;

  • Opportunity to work remotely and at our offices when you want;

  • Career development and massive grow within the company;

  • Integrative team-buildings and outdoor activities;

  • Opportunity to work close to big companies;

  • Health insurance;

  • 25 days of holidays per year;

  • Huge chance of having the best sunsets in town in our amazing rooftop.

Ready to join the loop?

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