Senior Full Stack Engineer

To be considered for this role, you must be located and have work experience in Germany.

• Location:
  Berlin-Mitte, Germany
• Work Policy:
  Hybrid (up to 2 days home office); fully remote negotiable for outstanding candidates
• Work Experience:
  Minimum 6 years of experience
• Language Requirement:
  English C1
• Employment Type:
  Full-time
• Technical
  
  Skills Required:
  
  Full Stack Development, React.
  
  JS, Type Script, CI/CD, Git, React Native
• Industry: Health Tech/Mental Health Software
• Positions Available: 1

They relieve psychotherapists of administrative burdens through intelligent AI assistance, giving them more time for what matters most: working with patients and providing high-quality therapy.

Empathy:
They develop for people who help others. That's why they listen and build solutions that make everyday practice noticeably easier instead of complicating it.
Trust:
Trust is their foundation. They work uncompromisingly securely, transparently, and reliably—both with their data and within their team.
Quality:
They deliver professional precision instead of gimmicks. Their AI has to stand up to everyday therapeutic use, which is why they focus on technical excellence with real added value.

• Own End-to-End Features:
  Take complete ownership of features from conception to deployment, making architectural decisions that impact both frontend and backend systems
• Real-time Features:
  Implement Web Socket-based real-time capabilities for seamless user experiences
• AI Integration:
  Work closely with their AI services, integrating cutting‑edge models into their product workflows
• Make Independent Decisions:
  They trust you to make technical decisions without constant oversight - from choosing libraries to architecting new features
• Rapid Iteration:
  Ship features quickly while maintaining code quality in a fast‑paced AI landscape where capabilities evolve weekly

• 6+ years professional software development experience, ideally with full product‑lifecycle ownership
• Deep React.js knowledge: component lifecycle & architecture, Redux/Context/Zustand state‑management, hooks (standard & custom), performance tuning, modern JS, HTML5, CSS3/SASS
• Typescript proficiency – writing fully type‑safe, maintainable code
• Performance‑obsessed front‑end mindset: lazy loading, code‑splitting, caching strategies, general web‑app optimisation
• Solid grasp of browser APIs (local
  
  Storage, session
  
  Storage, Indexed
  
  DB) for offline‑first experiences
• Electron expertise: main/renderer process architecture, native OS integration, auto‑update flows, security best‑practices for desktop apps
• Version‑control mastery with Git: branching strategies, merge‑conflict resolution, code‑review workflows, CI/CD integration
• Strong problem‑solving & debugging skills: use of Chrome Dev Tools / IDE debuggers, bottleneck analysis, comprehensive automated test suites
• Clear communicator & collaborator: well‑structured technical documentation, constructive code‑reviews, mentoring, cross‑functional teamwork
• Autonomous mindset: self‑directed, decisive, comfortable with ambiguity, writes clean well‑tested code without micromanagement
• Adaptable & AI‑ready: experience consuming AI/LLM APIs and designing reliable systems around probabilistic outputs; eagerness to explore emerging models
  
  Real-time/Web Socket implementation experience for seamless live collaboration features

• React Native & mobile: native module bridging, platform‑specific code, performance tuning, App Store / Google Play releases
• Audio domain: speaker diarisation, audio‑processing pipelines
• Healthcare/mental‑health background or GDPR / security‑compliance experience
• Comfortable with async‑first work style & strong user‑empathy for therapists' workflows

• “Build AI tools that save therapists 80% of their admin time.”
• “Own architecture decisions in a high‑trust, no‑bureaucracy environment.”
• “Join a 9‑person rocket‑ship in Berlin with equity and real impact on mental health.”
• “Work with the latest GPT/LLM models and ship features used daily by doctors.”