About the role: As a Senior Backend Engineer, you play a crucial role in designing, developing, and maintaining scalable, high-performance backend systems that support fundcraft’s platform. You work closely with cross-functional departments, including frontend engineers and product managers, to deliver robust backend solutions that align with business objectives. Your focus is on hands-on development, ensuring the reliability, security, and maintainability of the platform, while addressing complex technical challenges in production. This is a position based in Spain and reporting directly to the Lead Backend Engineer. Key responsibilities: * Implementing scalable, high-performance features and integrations between services in a high-demand system, ensuring reliability, efficiency, and seamless user experience. * Develop, implement, and maintain end to end solutions using technologies such as Python, Django, DRF, FastAPI, Docker and AWS Cloud. * Use AI tools like Cursor and Claude Code to help you write the code.



* Write automated unit tests and integration tests to validate backend functionality and ensure code quality and reliability. * Maintain comprehensive documentation of backend systems, APIs, and processes to facilitate knowledge transfer and ensure code maintainability. * Share technical insights and best practices with unit members, and contribute to the continuous improvement of engineering processes and workflows. * Proactively provide technical knowledge and support to junior and other senior backend engineers. * Work closely with DevOps engineers, product managers, and other stakeholders to understand requirements and deliver high-quality solutions that meet business objectives and user needs. * Communicate effectively with other members, providing regular updates on project status, challenges, and progress. Skills & Expected Behaviours: * Develop scalable, high-performance backend systems that support business objectives and platform needs. * Collabora

📌 Senior Backend Engineer (Cataluña)
🏢 Fundcraft
📍 Cataluña