Skip to content

Senior Backend Developer

Full time position

Barcelona (Spain)

Published on 16 July 2026

  • Contract

    Full time position

  • Location

    Barcelona (Spain)

  • Start date

    As soon as possible

  • Salary

    Information not provided

  • Remote working

    Partial

papernest illustration

You will work in the Providers SP part of the business, which are the applications and processes necessary to subscribe, maintain and invoice our products in Spain.

On top of a great web app, we maintain a lot of integrations with internal and external partners. The features for which we are responsible are diverse and give a lot of possibilities to learn something new.

You will cover various areas like automation of finance processes, data management and integration with many internal and external systems.

Your responsibilities :
  • Take ownership of the product from a technical standpoint
  • Work closely with dev, product, QA, and other teams across Europe
  • Challenge product requirements and anticipate technical difficulties
  • Take initiative in proposing technical solutions
  • Ensure state-of-the-art design and implementation with respect to the global architecture of the platform
  • Take part in roadmap planning and take ownership of its delivery
  • Develop features ensuring unit and integration test coverage
  • Ensure that delivered features work perfectly from integration to production
  • Participate in code reviews
  • Help in continuous improvements of team practices
  • Ability to strategically step back to enhance deployment frequency, reduce the number of bugs introduced and shorten the "lead time for changes"
  • Actively take part in knowledge sharing, mentoring of more junior developers and fair employee evaluation
Our stack :
  • Backend: Python, Django, FastAPI, Celery, Redis, PostgreSQL, Event-driven architecture (EventBridge + SQS)
  • Frontend: TypeScript, Angular, Next.js, Vue, Flutter
  • Infrastructure: AWS, Docker, Continuous Integration and Deployment on Github.

Your profile : 
  • You have at least 5+ years of backend development experience in Python.
  • Good experience with relational and/or non-relational databases (migration management, performance work, large data volumes, understanding the Django ORM, choice between relational and non-relational databases).
  • You have a good knowledge of Docker/Git.
  • You are not afraid to take technical initiatives.
  • You demonstrate rigor and autonomy.
  • The user experience is a product aspect that you particularly appreciate.
  • A good level of English (written and oral) is essential.

Application deadline

As long as the job is online

Study level

No level prerequired

Job Category

Programming

More about the company

papernest

Take back the control over our subscriptions