Senior Backend Engineer — AI-Driven Trust

Haddock seeks a seasoned integrations engineer to own and scale data integrations, collaborate with customers, and drive architecture decisions. You will contribute to building observability, data pipelines, and AI-powered workflows within a fast-paced startup. This hybrid Barcelona role emphasizes autonomy and impact.You will work closely with product and...

Stark Future SL is seeking a Senior Backend Engineer to design, develop, and operate production web services that power our AI-enabled backend. You will own critical components and collaborate across product, AI, and operations teams in a fast-moving Barcelona-based environment. Join a ambitious team building premium electric motorcycles and a scalable...

Preply is seeking a Senior Engineer to join the Engineering Team in Barcelona to develop backend features with Python/Django, and to build integrations with third-party vendors for an AI-enabled learning platform. You will collaborate with Product, Design, Data Analytics and Engineering to deliver high-quality features through CI/CD, maintain robust...

Factorial is seeking a Senior Software Engineer to join our Data Ops team. You will own the backend architecture of internal sales, invoicing, and billing applications, building resilient, scalable APIs and cloud workflows that power finance and customer experiences.You’ll collaborate with design and product, integrate payment platforms like Stripe or...

Linde Material Handling, a world-leading provider of forklifts and intralogistics solutions, seeks an AI/ML engineer to design, build and deploy AI solutions for internal and external customers. You will work on end-to-end ML models, MLOps, and innovative AI deployments in a global, collaborative setting. The role emphasizes end-to-end AI development, cloud...

Pluxee invites a Senior Backend Engineer to join the Payments Squad, building resilient, high-volume backend services for global money movements. You will own critical components, implement robust tests, and collaborate with frontend and product teams. You thrive in distributed systems, apply AI-assisted development, focus on data consistency, idempotency,...

Preply is looking for a Senior Full Stack Engineer in Barcelona to help shape the future of our learning platform. You will balance backend focus (Python/Django) with frontend work (React/Typescript), driving data-informed product decisions and scalable architecture. You’ll mentor peers, raise engineering standards, and partner with product, data, and UX...

# Junior Backend Engineer - Customer Identityat N26 - Barcelona Back to jobs1. Home2. Jobs3. Junior Backend Engineer - Customer Identity—N## Junior Backend Engineer - Customer Identity N2620 Customer Identity Full-time Barcelona Relocation Apply Job### Job Description About the opportunity Banking Foundations domain mission for N26 is to provide secure and...

GALEO is seeking a Python Software Backend Engineer to build backends and APIs for real-time data integration with clients. You’ll design data models, develop services that publish and consume events, and deploy on AWS, working closely with clients to understand business problems and deliver production-ready solutions.You will use AI tools daily to assist...