
Software Engineer
- Hybrid
- Leuven, Vlaams-Brabant, Belgium
- Technology
Job description
Interested in helping us improve dentistry with AI? 🦷
Want to work on cutting-edge tech with real impact on people’s health?
Relu is growing, and we’re looking for engineers who are curious, hands-on, and ready to make a difference. 🚀
🏢 About Relu
Relu is a Leuven-based software start-up revolutionizing dental care through AI. Our mission: automate 80% of dental CAD & treatment planning work — freeing up time, cutting costs, and improving global access to dental care.
We’re a team of 20 engineers, dentists, and sales people who:
Learn fast
Own what we do
Get stuff done
We are actively growing our team now, as our technology is evoking more interest every day, so expect your role to evolve over the years!
👩💻 What You’ll Do
Build and scale our web platform used by thousands of users globally, and ensuring that it can handle the growing amount of orders
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.
Optimize and expand our backend infrastructure to support AI inference, scaling, and security.
Collaborate with:
🧠 AI engineers to integrate the latest models
📣 Sales & support teams to ship what customers need
Take full ownership over features and projects, from ideation to deployment.
Learn all about the dental industry, modern web tech, and AI applications.
🛠 Our Tech Stack
Frontend: Vue.js, TypeScript, Three.js
Backend: Python (FastAPI)
Infrastructure: AWS, Terraform
🔍 What We’re Looking For
Master’s in Computer Science / Engineering (or equivalent experience)
Solid experience in Python and/or JavaScript
Strong problem-solving skills
Team player who’s organized, proactive, and curious
Excellent English
Bonus points if you have:
Experience with TypeScript or 3D web libraries
CI/CD or infrastructure know-how
An eye for design and good UX intuition
🚀 What It’s Like to Work at Relu
Fast-paced startup environment with bi-weekly sprints, varied tasks and real ownership
Possibility to work across the stack: infrastructure, frontend, backend, and CAD tools
Offices in Leuven (close to the train station) with hybrid flexibility (min. 3 days/week on-site)
🎁 What We Offer
Competitive salary with stock options during investment rounds, and including mobility budget
Flexible hours and WFH options
Fun team culture: after-works, bi-weekly sports, hackathons, retreats
Real impact in a fast-growing startup
📩 How to Apply
Send us your resume and a short intro about yourself before end of May 2025.
We can’t wait to meet you!

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