full stack developer for digital health

Maia Care is a digital health startup backed by GCO Ventures and Byld. It helps women manage peri- and menopause symptoms comprehensively through a personalized, evidence-based digital platform.

• Develop end-to-end product functionality with the CTO, from technical design through production deployment;
• Develop and maintain the back end, including APIs, data models, integrations, and business logic;
• Contribute to the Next.js front end when required, ensuring a smooth and coherent user experience;
• Apply rigorous security and health data privacy practices, and raise concerns when risks are identified;
• Integrate AI, agents, and automations as central parts of the product;
• Contribute to cloud architecture evolution, code review, testing, observability, and technical debt reduction;
• Help define engineering processes, best practices, and standards as the technology team grows.

• 3+ Years of experience developing web products in production environments, with knowledge of the complete development lifecycle;
• Demonstrable Full Stack development experience with strong Python (Django or equivalent) and TypeScript skills;
• Experience designing APIs and modeling relational and/or NoSQL databases;
• Daily experience with cloud and CI/CD, including deployment, debugging, and monitoring, ideally with GCP;
• Care and sound judgment when working with sensitive data;
• Comfort working in a startup environment where not everything is defined;
• Experience in agile environments with multidisciplinary teams focused on security and development best practices;
• Nice to have: Next.js, React.js, JavaScript or Bun, Nest.js, Node.js, Express or similar frameworks, healthtech or femtech experience, experience with health data products, early-stage product development (0→1, MVP or early stage), knowledge of healthcare compliance and privacy, experience integrating AI into products.

• Hybrid model with 2 work-from-home days per week;
• Office in Barcelona;
• Initial team role with high ownership and direct impact;
• Backing from Venture Builders, with autonomy, innovation, and access to the resources, knowledge, and network of GCO Ventures and Byld;
• Purpose-driven project focused on addressing a real problem with social impact;
• Start date: September - October 2026.