Senior Backend Developer

papernest; Barcelona; Híbrido; EUR 75.000 - 110.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

BSPCE plan

Pluxee card for tax optimization

Home insurance and green energy deals

Health insurance (Alan or Sanitas)

Descripción de la vacante

papernest is seeking a Senior Backend Developer with 5+ years of Python experience and deep Django knowledge to own the technical direction of the B2B platform that powers contracts for agents and clients across Europe.

You will work with teams in France, Spain and Poland, shaping data models, automation of billing processes, and integration with internal and external systems while delivering scalable features with strong test coverage.

Formación

• 5+ years of backend development experience in Python.
• Proficient in Python and Django.
• Experience with relational and/or non-relational databases, including Django ORM usage.
• Strong Docker and Git knowledge.
• Solid understanding of modern web technologies.
• Able to take technical initiative and drive improvements.
• Rigor and autonomy in work.
• Appreciation for good user experience as a product aspect.
• Willingness to collaborate across France, Spain and Poland.
• Excellent written and spoken English.

Responsabilidades

• Own the product from a technical standpoint.
• Collaborate with cross-functional teams across Europe.
• Challenge requirements and anticipate technical issues.
• Propose and implement robust architectural solutions.
• Contribute to roadmap planning and delivery ownership.
• Develop features with unit and integration tests.
• Ensure features work from integration to production.
• Participate in code reviews and process improvements.
• Improve deployment frequency and reduce lead time for changes.
• Mentor junior developers and share knowledge.

Conocimientos

Python

Django

Backend development

Databases

Herramientas

Docker

Git

AWS

Descripción del empleo

Since 2015, papernest has been transforming the way people manage their contracts, making subscription, management, and switching simple through one smart, intuitive platform.

We have supported more than 2 million customers across France, Spain, and Italy. Along the way, we have continued to invest in new verticals, establishing papernest as a high-performing, innovative, and competitive scale-up in a fast-growing market.

With over 900 employees, we are strengthening our position as a European market leader.

You will work in the B2B tech team, which owns the web application real estate agencies use to send their clients to papernest. Agencies' agents can register clients and initiate contracts through this app. Functionally, the team's goal is to increase the percentage of agents handling contracts for their own clients. Technically, they own the app-pro specific data model covering agents, agencies, and payments.

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

As a Senior backend developer, you will be responsible of:

• 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 solutionsEnsure state-of-the-art design and implementation with respect to the global architecture of the platform
• Take part in a roadmap planning and take ownership of it’s 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 technical stack

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.
• A very good command (or even expertise) of Python and Django.
• 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 know the web world.
• You are passionate about new technologies.
• You are not afraid to take technical initiatives.
• You demonstrate rigor and autonomy.
• The user experience is a product aspect that you particularly appreciate.
• You want to share your experience with different teams in France, Spain and Poland.
• You want to work in a team, give feedback and receive it.
• A good level of English (written and oral) is essential.
• "Learn from others, teach others" is your leitmotiv!

What we offer

Compensation: a plan for Subscription Warrants for Company Creators (BSPCE) in accordance with company regulations, as well as a Pluxee card to manage your tax level through a voluntary compensation system across different services (transportation, dining, and childcare).

Benefits: as a home insurance provider and a supplier of green electricity and gas, we offer attractive deals to our employees. After all, there’s no reason why things should only be simpler for our customers!

Health: medical insurance through Alan or Sanitas to manage your healthcare expenses in an ultra-simple, paperless way, with up to 50% coverage by papernest (after 6 months in the company).

Meals & partnerships: a healthy breakfast offered every Friday, as well as partnerships with various services in Barcelona (restaurants, sports, leisure, and care centers).

Training: the development of our employees is essential. You will have access to ongoing training tailored to your goals, whether it involves technical, language, or managerial skills.

Career Development: numerous opportunities are available for you to grow, whether by deepening your expertise or exploring new paths. We support you in your professional ambitions.

Remote Work

Enjoy 2 days of remote work per week to optimize your focus and efficiency.

Hiring process

• 1st call with Manon Talent Acquisition Specialist
• Interview with Joaquimyour future manager
• Technical test with one of our techlead
• Interview with Raphael, CTO

Interested in this challenge?

Don’t hesitate any longer—we look forward to meeting you! Regardless of your age, gender, background, religion, sexual orientation, or disability, there’s a place for you with us. Our selection processes are designed to be inclusive, and our work environment is adapted to everyone’s needs.

We particularly encourage applications from women. Even if you feel that you don’t meet all the criteria outlined in this job posting, please know that every application is valuable. We strongly believe that diverse and varied backgrounds enrich our team, and we will carefully consider your application. Parity and diversity are essential assets to our success.