Senior Full Stack Engineer

GemPool is working with an ambitious, fast-growing health-tech startup on a mission to reshape obesity and weight-loss care. They’re already helping thousands of members across Ireland through a unique, evidence-based approach — combining medical intervention, psychology, dietetics, and health coaching.Now, they’re scaling up our Product & Engineering team to build the next-generation platform that will transform patient care.The OpportunityWe’re looking for a Lead/Senior Full-stack Engineer to join a small but high-impact engineering team. This role isn’t just about coding — it’s about owning their technical direction as they:Rebuild their infrastructure and core user interface from the ground upMigrate from Angular to a modern Next.js + React Native stackDeliver new, impactful features that directly improve patient experienceYou’ll have real influence over architecture, design, and technical strategy. As the company grows, this role will naturally evolve into a Leadership position, giving you the chance to build and mentor a team around your vision.What You’ll Work OnYou’ll work across:Scalable backend services (Node.js, TypeScript, PostgreSQL)Modern front-end apps (React Native, Angular → Next.js migration)AWS infrastructure (Terraform, ECS, Docker, CI/CD pipelines)Your impact will stretch from backend architecture to polished user experiences, ensuring their tech scales as fast as their mission.What's RequiredStrong experience with React / React NativeNode.js with TypeScript expertiseKnowledge of Next.js, RESTful APIs & relational databases (Postgres)Familiarity with AWS cloud services (Lambda, ECS, S3, RDS)Nice-to-have: Terraform, Storybook, Zustand/Redux, Jest, mentoring experienceWhy JoinImpact – Your work improves healthcare for thousands of peopleOwnership – Influence everything from tooling to product directionGrowth – Step into a Leadership role as the team scalesFlexibility – Remote working from IrelandIf you'd like to find out more about this position, reach out to cathal.mcaliskey@gempool.ie