We're looking for a Senior Backend Python Developer to help rebuild our backend infrastructure from the ground up, working closely with a high-caliber engineering team. In this role, you'll apply cutting-edge AI development tools and best-in-class engineering practices to build scalable systems that support our growing platform.
You'll collaborate with our VP of Product, Head of Data, and other cross-functional teams to turn product requirements into elegant, efficient backend solutions. You'll play a key role in architecting systems, mentoring talent, and driving innovation in a fast-paced, product-first environment.
This position is based in Girona, Spain, with a hybrid work setup.
Key Responsibilities:
Technical Leadership & Backend Development
* Design and build scalable, maintainable backend services using Django, FastAPI, and related Python frameworks
* Collaborate with the Head of Data on data architecture and seamless data flow between backend and data infrastructure
* Drive system architecture decisions as part of our backend rebuild initiative
* Work with diverse storage technologies: PostgreSQL, MongoDB, OpenSearch, and optimize data modeling and access
* Implement robust API design and integrate effectively across microservices
* Use Docker, AWS, and related cloud tools to build resilient infrastructure
AI-First Development
* Leverage AI development tools like Cursor, Claude Code, and MCP servers to accelerate delivery
* Maintain and refine Cursor rules and AI-assisted development configurations
* Promote best practices in AI-assisted coding while ensuring high code quality and security
* Stay on top of AI tooling trends and share insights across the team
Cross-Functional Collaboration
* Work with product managers and the Head of Data to implement features from PRDs
* Ensure backend systems support data analytics, ML workflows, and reporting pipelines
* Participate in agile ceremonies: sprint planning, retrospectives, backlog refinement
* Translate business needs into user stories, epics, and technical specs
* Collaborate with frontend developers, designers, and other stakeholders to deliver cohesive product experiences
Mentorship & Team Growth
* Mentor junior developers and provide technical guidance through code reviews and pair programming
* Foster a culture of high-quality engineering and continuous improvement
* Share knowledge on Python best practices and AI tooling
* Help define and evolve team standards and development processes
Requirements
Technical Expertise
* 5+ years of Python development experience, with strong command of Django and FastAPI
* Deep knowledge of PostgreSQL, MongoDB, SQLAlchemy, and Alembic
* Proficiency with Docker and cloud platforms (AWS preferred;
Azure or GCP alsovalued)
* Experience designing distributed systems, REST APIs, and microservices
* Familiarity with Celery for task queues and OpenSearch/Elasticsearch
AI Development Proficiency
* Experience with tools like Cursor, Claude Code, or other AI-assisted development platforms
* Familiarity with MCP servers and integrating AI into the dev workflow
* Ability to manage AI rules/configs while maintaining clean, secure codebases
Product & Process Acumen
* Strong grasp of agile methodologies and product development cycles
* Comfortable interpreting PRDs and translating them into executable plans
* Skilled in writing clear user stories and collaborating with cross-functional teams
Communication & Leadership
* Excellent verbal and written communication in English (Spanish is a plus)
* Proven ability to mentor junior developers and contribute to team culture
* Strong problem-solving skills and participation in technical decision-making
Why Join Us:
* Join a culture that celebrates creativity and welcomes innovative, disruptive ideas, empowering you to make a real impact.
* Immerse yourself in a fast-paced, diverse workplace where you'll have the chance to collaborate and learn from specialists across various fields, fostering personal and professional growth.
* Embrace automation and seamless tech integration in your workflows, while our platform boosts operations through tech leverage, ensuring you stay ahead of the curve and updated with new technologies.
* Enjoy an attractive compensation package that recognizes your contributions and dedication to our shared success, rewarding you fairly for your hard work.
* Work in a comfortable, ergonomic environment within our spacious, modern offices located conveniently in the heart of Girona, just minutes away from the train station where you can enjoy daily fresh fruit and coffee
* Monthly afterworks organised by the company to unwind and strengthen team connections.
* Enjoy flexible entry hours that help you balance your personal life with your work commitments.