About ABCDx ABCDx is a Swiss-Spanish MedTech company developing innovative blood-based point-of-care diagnostic solutions combining biomarkers, lateral-flow technologies, smartphone image analysis and clinical algorithms. Our focus is on acute neurological and cardiovascular conditions, with clinical development activities across Europe. We are looking for a Full-Stack Software Engineer to help build, integrate and maintain the regulated digital platform supporting our diagnostic products for acute and emergency care. This is a hands-on role with significant ownership, working closely with our Head of Product, internal teams and external technology partners across multiple development programs.

Key Responsibilities
• Build and maintain shared software architecture across mobile applications, web portals, APIs, cloud platforms and third-party SDKs.
• Develop solutions using React Native/Expo (iOS and Android), React and web technologies.
• Contribute to software architecture, reusable components, testing, CI/CD, code quality and release management.
• Integrate external cloud services, APIs, algorithms and SDKs, ensuring maintainability, documentation and version control.
• Work within our regulated medical device/IVD software lifecycle and Quality Management System (QMS), supporting requirements, traceability, verification, validation, risk management and cybersecurity.
• Collaborate with Product, Regulatory & Quality, Clinical and external partners to meet development and regulatory milestones.
• Support clinical deployments, troubleshooting, usability testing and continuous improvement. Requirements
• 3+ years of relevant software engineering experience.
• Degree in Computer Science, Software Engineering or a related field, or equivalent professional experience.
• Strong proficiency in TypeScript/JavaScript.




• Solid hands-on experience with React Native and/or Expo, React and Vite.
• Experience integrating third-party SDKs, APIs and cloud services.
• Ability to contribute to full-stack architecture across mobile, web, backend and cloud integrations.
• Experience with GitHub, GitHub Actions and CI/CD pipelines.
• Strong problem-solving skills, technical autonomy and attention to code quality.
• Fluent English (essential); fluent Spanish is a plus. Valuable additional

experience:
• Node.js or equivalent backend technologies.
• AWS and cloud-based backend services.
• MedTech, IVD, digital health or other regulated environments.
• Familiarity with IEC 62304, ISO 13485, IVDR/FDA software expectations, traceability and controlled change management. Specific regulatory certifications are not required. Personal Profile We value proactive, curious and self-driven engineers who enjoy taking ownership, anticipating challenges and collaborating in a small, dynamic team. You should be comfortable working across architecture, development, integration and maintenance while maintaining the rigor required in regulated software development.

What We Offer
• Meaningful work developing technologies with potential real-world impact on patient care.
• High autonomy, technical ownership and the opportunity to shape our software architecture.
• A collaborative, purpose-driven startup culture with open communication and minimal hierarchy.
• Opportunities to experiment, learn and innovate.
• Versátil working arrangements combining remote work and our office at Barcelona Health Hub, located in the UNESCO-listed Recinte Modernista de Sant Pau.
• The opportunity to build the software foundation of a growing MedTech company. Join ABCDx and help turn breakthrough diagnostic science into robust digital products ready for clinical use.

📌 Full-Stack Software Engineer (Barcelona)
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