Full Stack Software Developer

Official occupation: Programmør og systemudvikler. Employment conditions: Almindelige vilkår. Employer CVR: 39424371. Primary career market: Technology & Digital (occupation evidence).

Who We Are VentriJect is a Danish health tech startup, spun out of Aalborg University. We've developed Seismofit®, an award-winning algorithm that uses AI to estimate fitness levels (VO₂max) in just three minutes, no exercise required. We're a small, fast-moving team of 12+ people with customers across the EU and USA.

In our Odder office, there are currently 2 of us, and we're looking to make that 3. What You'll Be Doing This is a full-stack developer role, and because we're small, you'll touch every layer of our software setup:

Frontend Development

Build and improve our app, written in Flutter, and our Web Portal in React. Backend Development: Work on our C# backend.

Tooling

Write helper/automation scripts and tools where they're the right fit. Set up monitors and dashboards to track performance and usage of our systems.

Infrastructure & CI/CD

Work with our Azure setup (Blob Storage, Virtual Machines) and help maintain our CI/CD pipelines in Azure DevOps.

Regulatory-Grade Development

Because Seismofit® is operating in a regulated market, our software follows IEC 62304. You'll build with the rigor that requires documentation, traceability, and verification1 …