Senior Fullstack Engineer (m/f/d) - AI Health tech
voize · Remote · Berlin · Dortmund · Frankfurt · Göttingen · Karlsruhe · Munich · Cologne · Hamburg ·
COMPENSATION
€•• – ••k
Listed on the employer's job board (Ashby)
- Senior Fullstack Engineer
- Freelance contract
- Hybrid in Germany
- React + Kotlin
- Healthcare AI
Join Voize as a Senior Fullstack Engineer to co-own the development of their internal ML App. This platform handles data annotation, exploration, and model evaluation while managing sensitive health data flows. Your work will replace third-party vendor tools and enable HIPAA-compliant training on US customer data.
What you'll do
- Co-own the ML App codebase including React SPA and Kotlin services
- Design features for data labeling, exploration, and model evaluation
- Improve in-house annotation tooling UX and throughput
- Maintain CI/CD pipelines and EKS deployments
- Monitor system observability and resolve defects
- Collaborate with Platform team on security prerequisites
What you'll need
- 5+ years building production fullstack web apps
- Strong experience with React and TypeScript
- Excellent Kotlin or JVM backend skills
- Experience with services, ETL pipelines, and schema design
- Proven ownership of complex production systems
- Comfortable handling regulated sensitive data like HIPAA or GDPR
- Strong product sense and UX instincts for operational UIs
Stack
- React
- TypeScript
- Kotlin
- EKS
- LGTM-stack
How you'll work
- Freelance contract
- Hybrid setup with Berlin office option
- Remote work available across Germany
- Flexible working hours
What you get
- Stock options
- 30 vacation days plus birthday off
- Germany Transport Ticket
- Urban Sports Club membership
- Regular company off-sites
- Access to Blinkist and Audible
- Free language courses