Full-stack Engineer

Your mission Are you passionate about technology with a purpose? Want to make a meaningful impact on people’s health? At Relu , we’re growing - and we’re looking for someone like you. Relu: improving dentistry with AI We’re a Leuven-based AI scale-up transforming the dental industry with automated design services. Today’s dental labs face a huge challenge: a shortage of skilled technicians and skyrocketing demand for dental care. Our mission is to automate the repetitive and time-consuming parts of dental CAD design - so labs can work more efficiently, dentists can deliver care faster, and patients get the treatment they need without unnecessary costs or delays. Our platform is already used by thousands of dental professionals worldwide and is growing rapidly. What you’ll do As a Frontend Engineer at Relu, you’ll help build the core platform that powers AI-driven dental automation: Build and scale our web platform used by thousands of users globally, and ensuring that it can handle the growing amount of users & orders. Digitize and automate the end-to-end workflow of a dental lab —from order intake, through digital design of dental appliances, to manufacturing (e.g. 3D printing) and delivery. Develop and maintain backend services and APIs that support AI pipelines, data processing, and application logic. Develop powerful 3D web tools and viewers , allowing our users to inspect and edit the AI proposals, ranging from CAD editing to end-to-end implant treatment planning . Think from the user’s perspective , to turn complex workflows into intuitive experiences. Design & implement slick user interfaces , with a focus on user-friendliness and efficiency Build clean, re-usable and testable software components . Collaborate with: AI engineers to develop and release the latest & greatest features Sales & support teams to ship what customers need Dedicated designers for more complex UI Take full ownership over features and projects, from ideation to release. Your profile What we’re looking for 2+ years of experience in full-stack development with a focus on modern frontend technologies ( React, Vue ) Experience with TypeScript and backend development (e.g., Python , Node.js or similar) Familiarity with REST APIs and data-driven applications & databases (e.g., PostgresSQL ) A quality mindset with the ability to ship well-tested & extensible code Experience in building complex full-stack applications Strong problem-solving skills Team-player who can work autonomously An eye for design and good UX Excellent English Our tech stack Frontend : Vue.js, TypeScript, Three.js, TanStack Backend : Python (FastAPI), Kubernetes, Docker, Terraform Practical details This is a hybrid role based in Belgium , with regular in-person presence expected at our Leuven HQ . Why us? A fast-growing company where your growth goes hand-in-hand with ours, and where you can have real impact & ownership, and develop your skills in the technologies of the future! A driven and collaborative team that believes in making work fun Flexibility in working hours and the option to work from home The chance to work with the latest AI technologies and industry leaders in dentistry A sunny office with a stunning view over Leuven, plus team lunches, walks to the park, and coffees by the Vaartkom Fun team culture: after-works, bi-weekly sports, hackathons, retreats A competitive salary package with plenty of extra benefits Ready to join us? Let’s talk—and together we’ll shape the future of AI in dentistry.