Senior Backend Architect – AI-Driven CRM

Biorce, a Healthtech innovator, is seeking a Senior Backend Developer (Delta Team) to build and scale our internal software infrastructure from Barcelona. You will own Leadro’s backend, APIs, and data flow, while integrating with GTM tools and external systems.The role demands ownership, architecture, and mentorship to drive fast, reliable delivery. The...

Biorce, a Healthtech innovator, is seeking a Senior Backend Developer (Delta Team) to build and scale our internal software infrastructure from Barcelona. You will own Leadro’s backend, APIs, and data flow, while integrating with GTM tools and external systems.The role demands ownership, architecture, and mentorship to drive fast, reliable delivery. The...

Jobgether in Spain is seeking a Senior Backend Developer (Go) to architect and implement reliable, scalable backend services for a modern energy trading platform. You will leverage Go expertise and AI-assisted tools to accelerate delivery while maintaining high engineering standards. You’ll work remotely, mentor peers, and contribute to system design,...

Amenitiz is seeking a CRM Architect to own the CRM architecture and automation layer across HubSpot, APIs, and data integrations. You will design AI-powered workflows and lead scoring, partnering with Sales, Customer Success and Data to optimize the GTM funnel across all markets. You will build scalable automation, ensure data accuracy, and maintain data...

Frontiers Media is seeking a Solutions Architect to design, deliver, and maintain complete technical solutions aligned with our product strategy. You will own architectural direction across streams, mentor engineers, and drive non-functional requirements for scalable, secure systems. This role emphasizes AI-based spec-driven design across the software...

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 testing,...

Rover is looking for an experienced backend software engineer to join our Trust & Safety Engineering team in Barcelona. You will design, build, and maintain scalable backend systems, collaborate with product, design, data science, and frontend engineers, and apply AI-augmented workflows to shipping code. We value strong coding practices, ownership, and a...

Preply is seeking a Senior Full Stack Engineer for the CRM team. You will own backend services in Python/Django and frontend work in React/Typescript, enabling automated, AI‑assisted communications across millions of learners and tutors. You’ll lead cross‑functional initiatives, ship features quickly, and mentor others while focusing on scalable,...