Senior AI Full Stack Engineer (m/f/d)

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{
  "id": "2633307",
  "name": "Senior AI Full Stack Engineer (m/f/d)",
  "office": "Berlin",
  "keywords": [],
  "schedule": "full-time",
  "createdAt": "2026-05-13T11:27:07+00:00",
  "seniority": "experienced",
  "department": "MxM - Engineering Department",
  "occupation": "general_and_other_engineering",
  "subcompany": "Merantix Momentum",
  "employmentType": "permanent",
  "jobDescriptions": [
    {
      "name": "What we do",
      "value": "Merantix Momentum is a Berlin-based AI startup focusing on accelerating AI adoption across many industries through B2B solutions, as well as publicly funded research projects. We work across several domains, including automotive, manufacturing, retail, healthcare and many more, transforming businesses as an external machine learning department. We achieve this using our core expertise in state-of-the-art machine learning combined with our culture of rapid iterations to build scalable solutions."
    },
    {
      "name": "Your role",
      "value": "<p>As a Senior Full Stack Engineer at Merantix Momentum (m/f7d), you take end-to-end ownership of AI-powered applications from architecture decisions to production deployment. You work at the intersection of machine learning and user-facing products, building the interfaces and systems that make AI solutions accessible, scalable, and maintainable. An AI is worth nothing without a user interface! Your role will include serving our AI solutions to users and other systems.</p>Your main responsibilities will be:<ul><li>Solve complex industry problems by designing and developing production-grade, AI-augmented web applications and APIs</li><li>Build and maintain platforms for integration, curation, exploration, and monitoring of data at scale</li><li>Define and drive technical architecture decisions in close collaboration with ML, data, and infrastructure engineers</li><li>Translate complex AI outputs into intuitive, performant user experiences</li><li>Contribute to engineering culture: code reviews, documentation, and technical standards</li><li>Mentor and support less experienced team members</li></ul>"
    },
    {
      "name": "Your profile",
      "value": "<p>You are a great fit for our team if you bring these qualifications:</p><ul><li>3+ years of professional experience in full stack development in a product, startup, or consulting environment</li><li>Strong command of Python (backend), TypeScript, ReactJS, HTML5/CSS3</li><li>Proven experience designing and building REST or GraphQL APIs</li><li>Solid understanding of SQL (e.g., PostgreSQL) and NoSQL databases (e.g., MongoDB, BigTable)</li><li>Experience with cloud infrastructure (AWS, GCP, or Azure) and containerization (Docker, Kubernetes)</li><li>Track record of shipping production systems, not just prototypes</li><li>Fluency in English; German proficiency is a plus for client-facing work</li></ul>"
    },
    {
      "name": "What we offer",
      "value": "<ul><li><p>Engaging Topics and Excellence: We offer unique insights into applied machine learning research and development, working with a group of highly talented engineers and entrepreneurs.</p></li><li><p>International Team: We are a dynamic and international team. </p></li><li><p>We offer Visa Sponsorship.</p></li><li><p>Learning and Development: We provide an annual learning and development budget for attending conferences or purchasing educational resources to further develop our employees’ skills. We also hold weekly and monthly events around AI innovation and implementation.</p></li><li><p>Dynamic and open Working Culture: We have a very flat hierarchy, open 360° feedback, and flexibility in our work-from-home policy, as well as working hours.</p></li><li><p>AI Ethics: We are committed to developing ethical AI software and actively foster open discussions on this topic within our team.</p></li><li><p>Brand new office space: Bright and open office situated on the AI Campus in Berlin.</p></li><li><p>Hardware allowance:  We give you support to have all the equipment you would need to thrive in your job.</p></li><li><p>Sabbatical Leave;</p></li><li><p>Employee benefits: We offer a monthly allowance per employee that can be allocated as desired to one of the following: Mobility & transportation (NAVIT), sports (Urban Sports Club), or groceries (Edenred).</p></li></ul>"
    }
  ],
  "occupationCategory": "engineering",
  "recruitingCategory": "Engineering"
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