Senior Fullstack Engineer (m/f/d) - AI Health tech

The role

You will co-own voize's ML App, the in-house platform for annotation, data exploration, ML training orchestration and model evaluation. You will design and ship features and work on HIPAA-compliant data flows.

What you will do

• Co-own the ML App codebase (React/TS SPA, Kotlin services, Kotlin ETL on EKS)
• Design and ship features for data labelling, data exploration, ML training orchestration, model evaluation, model playgrounds and ML-issue triage
• Drive the next iteration of in-house annotation tooling: UX, throughput, task-type extensibility
• Maintain CI/CD, EKS deploys and LGTM-stack observability for ML App; triage and fix defects
• Pair with the Platform team on platform-side prerequisites (FGA proxy, OIDC)

Required qualifications

• 5+ years building production fullstack web apps with React and TypeScript
• Excellent Kotlin (or JVM) backend experience: services, ETL/data pipelines, schema design
• Demonstrated ownership of a complex, production-critical system
• Comfortable engineering with regulated or sensitive data (HIPAA, GDPR, BAA, PHI, or similar)
• Strong product and UX instincts (annotation, labeling, data exploration, ops UI)

Benefits

• Stock options
• 30 vacation days plus your birthday off
• Germany Transport Ticket
• Urban Sports Club
• Regular company off-sites
• Access to Blinkist and Audible learning platforms
• Free language courses
• Flexible working hours and hybrid set-up

Before you apply

• Applicants of any background are welcome, as stated in the posting

About the company

voize builds AI companions that take over digital workflows so frontline workers in care have more time for people. The company reports $50M Series A funding, 2,000+ facilities and 200,000+ users.