Développeur back-end / Développeuse back-end

Backend developer "Python" (M / F). ? Location : Barcelone (Hybrid - 2 to 3 remote days per week) ? Salary : Around €65,000 gross / year ? International environment - English required About the Company Join a pioneering fintech in Embedded Banking, building a cutting-edge data and payments platform that's transforming financial access across Europe ? Their mission : simplify finance, automate processes, and secure customer journeys. You'll be part of a multicultural, passionate, and collaborative team where innovation and ownership truly matter ? Your Role As a Backend Engineer within the Cross-Connectors squad, you'll play a key role in developing and scaling the company's core platform. Responsibilities * ? Designing, building, and maintaining high-performance, secure APIs * ? Developing robust backend services in Python (Go is a strong plus ?) * ? Collaborating with Product and DevOps teams to turn business needs into technical solutions * ? Ensuring the

platform's scalability, performance, and security * ? Contributing to technical decisions and architectural discussions Profile * 2-5 years of experience in backend development * Strong expertise in Python (Go experience highly valued) * Solid understanding of API design and third-party integrations * Good knowledge of SQL + ORM (SQLAlchemy) * Experience with AWS (Lambda, S3, EC2, IAM, etc.) * Strong engineering culture : clean code, testing, CI / CD, agile mindset Nice-to-Have Skills * Experience with banking APIs / open banking (PSD2) * Knowledge of Go, AI, Terraform, Docker, Kubernetes, or application security * Curiosity, autonomy, and a team-first mindset #J-18808-Ljbffr