Senior Python Developer

Our client is more than a fashion brand: it's a responsible shopping experience and a chance to participate in the fight against overproduction in fashion. Working with them is being part of the innovation and growth with a young, creative and proactive Team (more than 100 people), good communication and a high level of energy!

It's demanding but extremely rewarding due to an environment where they take pride in learning from one another and strive to make sustainability a way of life beyond the workplace.

In a nutshell, they love what they do and it shows! .

THE ROLE

We're looking for a Sr. Python Developer to design and optimize enterprise systems and collaborate cross-functionally on key technology initiatives. This is a hands-on role where you'll craft scalable solutions across ERP, supply chain, logistics, and web development, ensuring our systems are efficient, reliable, and ready to support business growth.

Profile:

• 3+ years of experience in Software Engineering, with a focus on back-end development and enterprise integrations.
• Strong proficiency in Python (Django/FastAPI), including distributed task processing.
• Proficiency in unit testing (PyTest, Unittest); experience with TDD is a plus.
• Hands-on experience with cloud platforms (GCP, AWS, or Azure) and Git version control.
• Exposure to DevOps practices and advanced CI/CD tooling.
• Solid experience in API design (RESTful, GraphQL) with strong understanding of authentication and security.
• Familiarity with ERP and supply chain systems; logistics experience is a plus.
• Knowledge of message brokers and container orchestration (e.g., Kubernetes).
• Experience with e-commerce platforms (e.g., Shopify APIs) is a plus.

Soft Skills:

• Leadership & Mentoring: Ability to inspire, coach, and develop a technical team.
• Strategic Thinking: Able to align Software solutions with overarching business goals.
• Collaboration: Effective communication and stakeholder management across different teams.
• Adaptability: Comfortable in fast-paced settings that value innovation and continuous learning.

BENEFITS

• Culture of freedom, responsibility, and trust
• Flexible schedule: Fit it into your routine!
• Work hybrid: You have been selected for a hybrid position, allowing you to work from home on certain days (2/3 days/week). We highly value work-life balance.
• Intensive workday in summer (July & August)
• Flexible compensation : Benefit from tax advantages through their flexible compensation plan for transport , meals ️, and childcare .
• They are a company with soul: we are aware of wellness (we have a Wellness Program) ️, sustainability (it's their core but we also have initiatives), family conciliation, maternity and paternity , gender equality and diversity
• Mental Health Support : Team initiatives and two days off to disconnect and reconnect with yourself whenever you need it.
• Discounts: You will have up to 70% discount on all our products and we do not forget your family and friends either!
• Office: In the heart of Barcelona, in the Gracia neighborhood, where we take care of coffee and fruit
• Home office setup: You will get a laptop + electronic devices like a keyboard, mouse, and second screen
• Keep learning : They offer English courses to our employees, and more languages coming soon!
• We take care of your happiness and professional growth with constructive feedback
• After-work events in Barcelona and Madrid every month
• Attractive salary conditions: 40-50k€ gross/year to negotiate at the last stage in function of proven experience.

YOUR CHALLENGE

Enterprise Systems & Operations

• Oversee and enhance systems supporting finance, supply chain, and logistics, ensuring data consistency and operational excellence.
• Collaborate with teams across Operations, Finance, and more to translate business needs into robust, scalable system architectures.

Architecture & Back-End Development

• Design and maintain back-end services using Python frameworks such as Django or FastAPI.
• Develop and integrate secure, high-performance RESTful and GraphQL APIs following industry best practices.

Project & Team Leadership

• Lead cross-functional projects from concept to deployment, working closely with stakeholders and external partners.
• Mentor and guide the development team, fostering a culture of knowledge sharing, technical excellence, and continuous improvement.
• Troubleshoot complex issues effectively, ensuring minimal downtime and strong system performance.
• Work extensively with SQL to ensure data integrity and optimize query performance; experience with PostgreSQL and BigQuery is a nice to have.

Cloud & DevOps

• Deploy and manage applications in cloud environments (GCP, AWS, or Azure), with a focus on scalability and reliability.
• Implement CI/CD pipelines and containerize Docker applications to streamline develpment cycles and uphold code quality.
• Promote DevOps best practices, including monitoring, logging, and incident response.