Full-stack developer (w/m/d)

About UsAt Media4Care, we’re not chasing trends or hypergrowth — we’re building meaningful technology with purpose. Our mission is to improve the lives of seniors and people with dementia, making daily life easier and more joyful for them, their families, and caregivers.We develop a comprehensive digital assistance system tailored to the needs of older adults, with a strong focus on usability, accessibility, and real-world impact. Join us in bringing warmth, dignity, and innovation to the senior care space. Hybrid Work Culture: We work hybrid from our Berlin office, with a minimum of three in-office days per week — especially important during onboarding and for team collaboration. Please note: We do not sponsor visas. Applicants must already be living in Germany and able to attend in-person interviews in Berlin.YOUR CONTRIBUTIONAs a Full Stack Engineer, you’ll work across the entire stack — from database to backend APIs to frontend UIs — helping us build and maintain scalable systems that support caregivers and families:Build Across the Stack: Develop features end-to-end — from designing database schema and writing GraphQL APIs to implementing frontend components.Own the System: Collaborate on architecture and data modeling. Refactor and maintain core systems with an eye for long-term scalability.Think Like a Product Engineer: Understand the product, the users, and the “why” behind each feature — not just the technical implementation.Collaborate and Elevate: Participate in code reviews, planning sessions, and design discussions — especially in person. We value shared ownership.Deliver Quality: Write clean, maintainable code and support automated testing, monitoring, and deployment.MOTIVATIONProduct Ownership: We don’t throw specs over the wall. Engineers are involved from idea to deployment — understanding the why, not just the how.Meaningful Impact: What you build improves lives — not click rates. You’ll solve real problems for real people.Smart, Sustainable Growth: We value thoughtful decision-making over rushed MVPs. Clean, scalable architecture matters here.Flat, Collaborative Team: Everyone contributes across domains. You’ll never hear “that’s not your job.”Modern Tooling & Autonomy: From AI coding assistants to LLM integration — we support fast, high-quality development with autonomy.RequirementsStrong Engineering Experience: 5+ years of experience building and maintaining full-stack web applications.TypeScript Everywhere: Solid experience with TypeScript on both backend and frontend.PostgreSQL & GraphQL: You’re comfortable designing data models, writing efficient queries, and building robust GraphQL APIs.React or Similar Frontend Frameworks: You can build polished, accessible UIs and care about performance and usability.Backend Mindset: You think in terms of data flows, services, and maintainable architecture.Team Collaboration: You enjoy sharing knowledge, giving/receiving feedback, and working closely with others.Bonus Skills (nice to have):Experience with tools like PostGraphile, Prisma, or other GraphQL/ORM frameworksFamiliarity with Docker, CI/CD pipelines, or cloud-based development workflowsReact Native or mobile experience (some components touch the mobile side)Experience running or integrating local/offline LLMs (e.g. Ollama, Mistral, Llama.cpp)HIRING PROCESSWe keep things structured but human — our goal is to understand how you think, communicate, and solve real problems.Short form — we send a few questions to learn how you work and what you’re looking forIntro call — a 30-minute chat with the team lead to get to know each otherCode challenge — a small, offline task (~4–6 hours) that reflects real-world workTechnical session (single day) — – Review and discussion of your solution – Deeper conversation around architecture and problem-solving – Quick meet & greet with the teamOffer — if it’s a match on both sides, we move fastAbout UsMedia4Care is an innovative and fast-growing Senior Care-Tech company. Our products are an expression of our deep wish to improve the joy of life of seniors and people with dementia. Not just for the affected persons, but for all relatives and their caretakers. In order to make this vision come true, we have developed a digital assistance system for seniors.Today, we are already supporting more than 4,000 care homes and private homes in Germany. Our system was specifically developed to offer seniors an entertaining cognitive training and help them to stay easily connected with their families.Our shared vision is greatly supported by strong industry partners and investors.