Senior AI Full Stack Engineer (m/f/d) at Merantix Momentum | Berlin, Berlin, DE | Rezi

Senior AI Full Stack Engineer (m/f/d) at Merantix Momentum

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

Merantix Momentum · Berlin, Berlin, DE

3 weeks ago

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

Merantix Momentum · Berlin, Berlin, DE

22 days ago
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About the Role

As a Senior Full Stack Engineer, you will take end-to-end ownership of AI-powered applications, from architecture to deployment. You will work at the intersection of machine learning and user-facing products, building interfaces and systems that make AI solutions accessible, scalable, and maintainable. Your role includes serving AI solutions to users and other systems.

Responsibilities

  • Solve complex industry problems by designing and developing production-grade, AI-augmented web applications and APIs
  • Build and maintain platforms for integration, curation, exploration, and monitoring of data at scale
  • Define and drive technical architecture decisions in close collaboration with ML, data, and infrastructure engineers
  • Translate complex AI outputs into intuitive, performant user experiences
  • Contribute to engineering culture: code reviews, documentation, and technical standards
  • Mentor and support less experienced team members

Requirements

  • 3+ years of professional experience in full stack development in a product, startup, or consulting environment
  • Proven experience designing and building REST or GraphQL APIs
  • Solid understanding of SQL (e.g., PostgreSQL) and NoSQL databases (e.g., MongoDB, BigTable)
  • Experience with cloud infrastructure (AWS, GCP, or Azure) and containerization (Docker, Kubernetes)
  • Track record of shipping production systems, not just prototypes
  • Fluency in English; German proficiency is a plus for client-facing work

Skills

  • Python
  • TypeScript
  • ReactJS
  • HTML5
  • CSS3

Location

  • Berlin

Work Type

  • Full-time

Experience Level

  • Senior

Benefits

  • Visa Sponsorship
  • Annual learning and development budget
  • Weekly and monthly events around AI innovation and implementation
  • Flexibility in work-from-home policy
  • Flexibility in working hours
  • Brand new office space
  • Hardware allowance
  • Sabbatical Leave
  • Monthly allowance for Mobility & transportation (NAVIT), sports (Urban Sports Club), or groceries (Edenred)

About the Company

  • 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.
  • We are a dynamic and international team.
  • We are committed to developing ethical AI software and actively foster open discussions on this topic within our team.
  • We have a very flat hierarchy, open 360° feedback.

Equal Opportunity

  • We are an equal-opportunity employer and value diversity.
  • We consider all applications equally regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, or gender identity.
  • We strongly encourage individuals from groups traditionally underrepresented in tech to apply, and we can help with immigration.