--- title: "Senior Fullstack Engineer (m/f/d) - AI Health tech" company: "voize" company_url: "https://www.remjobs.works/companies/voize" url: "https://www.remjobs.works/job/voize-senior-fullstack-engineer-m-f-d-ai-health-5682e683-c6d6-4957-93ec-455a8f1ae73f" apply_url: "https://jobs.ashbyhq.com/voize/fdf34416-644d-493a-8d09-fbcfed58419d" workplace: remote location: "Berlin" remote_scope: "Berlin" employment_type: full-time seniority: senior role: ai-machine-learning region: europe skills: ["kotlin", "react", "typescript"] date_posted: 2026-09-04T12:52:26.443Z first_seen_by_remjobs: 2026-09-04T18:44:58.735Z --- # Senior Fullstack Engineer (m/f/d) - AI Health tech **voize** · Berlin Apply: https://jobs.ashbyhq.com/voize/fdf34416-644d-493a-8d09-fbcfed58419d ## About voize At voize, we believe the greatest gift to frontline workers is time - time to care, connect, and be present. Today, that time is lost to admin work that pulls nurses away from what matters most: people. We’re changing that by building the AI companion that frees nurses from admin, giving them back up to 30% of time. We don’t replace humans - we support and amplify their impact. Today, 1,500+ care facilities trust voize, and over 100,000 nurses rely on our AI companion** to ease their daily workload. Our mission is backed with a $50M Series A funding led by Balderton Capital, with support from HV Capital, Y Combinator and other leading VCs. ## About the role #### 🎤 Why voize? Because we’re more than just a job! At voize, **we believe the greatest gift to frontline workers is time - time to care, connect, and be present.** Today, that time is lost to **busywork and complex systems** that pull them away from what matters most: **people**. **Our vision is to change that by building AI companions** that seamlessly take over digital workflows. We don’t replace humans with technology - **we amplify their impact.** Our mission is backed with a **$50M Series A funding led by Balderton Capital, with support from HV Capital, Y Combinator and other leading VCs. Today, 2,000+ facilities trust voize, and over 200,000 users rely on our AI companion** to ease their daily workload. As a dynamic team, we combine first-in-class technology with meaningful social impact. **And now, we’re looking for you to join us on this mission!** #### 💡 Your Mission As a **Senior Fullstack Engineer** at voize, you will be a co-owner of voize's ML App - the in-house platform for annotation, data exploration, ML training orchestration, model evaluation, and the HIPAA-bearing data flows that move PHI from customer to model. Make in-house tooling good enough that revisiting Labelbox/Encord-style vendors is permanently off the table, and unblock HIPAA-compliant training on US customer data. #### 🚀 Your Daily Business - No two days are alike - 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 - to the bar where vendor revisits are unnecessary - 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) that the new training flows depend on #### 🤝 Your Skillset - What you bring to the table - 5+ years building production fullstack web apps with React + 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 / sensitive data (HIPAA, GDPR, BAA, PHI, or similar) - Strong product / UX instincts (annotation, labeling, data exploration, ops UI) #### 🌱 Growing together - what you can expect at voize - We are a fast-growing startup, that means you will tackle challenges, grow quickly, and make a real impact, giving frontline workers more time for people - We foster an open, collaborative culture with regular team events, whether you work from our Berlin office or remotely across Germany - Become a co-creator of our success with stock options - Generous perks: 30 vacation days plus your birthday off, Germany Transport Ticket, Urban Sports Club, regular company off-sites, and access to learning platforms such as Blinkist and Audible, plus free language courses - You decide when you work best, that means flexible working hours and a good hybrid set-up. #### ✨ Ready to talk? Apply now! 🚀 We look forward to your application and can’t wait to meet you – no matter who you are or what background you have! --- Source: voize's own career page, read by RemJobs. Canonical HTML version: https://www.remjobs.works/job/voize-senior-fullstack-engineer-m-f-d-ai-health-5682e683-c6d6-4957-93ec-455a8f1ae73f