Job description
 
                         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.
However, we welcome applications from candidates who are seeking a fully remote arrangement, especially if their skills and experience closely match the role.
You'll report directly to the VP of Product.
Requirements 
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 also valued)
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 
Benefits 
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 
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