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 TypeScript CI/CD Git React Native
• Industry: HealthTech/Mental Health Software
• Positions Available: 1

Company Mission

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.

Core Values

Empathy: They develop for people who help others. Thats 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 reliablyboth 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.

Tasks

• 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 WebSocket-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

Requirements

• 6 years professional software development experience ideally with full product-lifecycle ownership
• Deep 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 (localStorage sessionStorage IndexedDB) 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 DevTools / 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 modelsReal-time/WebSocket implementation experience for seamless live collaboration features

Nice-to-haves

• 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

Why Work WIth Them

• 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.