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SIXT

Global car rental, subscription, and mobility

Applied AI Engineer

Applied Machine LearningUpdated on Nov 7
Full-timeMunich, Germany

About the Job

Requirements

  • A master's degree in a STEM subject is required.
  • Practical experience in AI engineering, data science, or software engineering in fast-paced, technology-driven environments is required.
  • A strong foundation in modern generative AI frameworks and agentic patterns such as LangChain and MCP is required, along with practical experience in deep-learning frameworks such as PyTorch and machine-learning libraries such as scikit-learn and XGBoost.
  • The candidate must be able to write clean, scalable Python code and have experience developing APIs such as FastAPI, as well as modern development environments including Git, Docker, and cloud platforms.
  • The candidate must focus on business impact and select effective solutions ranging from heuristics to machine-learning models and neural networks.
  • The candidate must combine technical depth with a hands-on approach and succeed in execution-focused environments with high ownership.
  • Fluent German and English communication is required, including the ability to explain complex AI concepts and black-box logic clearly to technical and non-technical stakeholders.

Responsibilities

  • Design and develop scalable, production-ready AI automation frameworks and agentic workflows that integrate with the technology ecosystem.
  • Translate complex business challenges into technical solutions and select appropriate approaches, including agentic architectures, MCP integrations, predictive models, and neural networks.
  • Own the complete product lifecycle, from solution design and API development through containerization and deployment of scalable applications, in close collaboration with software engineering teams.
  • Work directly with senior stakeholders and business leaders, translate strategic priorities into scalable technical architectures, and deliver data products.
  • Continuously optimize and develop AI systems, maintain technical excellence, and scale performance across global operations.
  • Contribute to the engineering culture and technology stack, challenge existing approaches, and share knowledge across teams.

About the Company

SIXT

Global car rental, subscription, and mobility

SIXT provides car rental and car subscription services for individuals and businesses, supported by a global network of 2,000+ stations in over 105 countries. Its products include short-term rentals, long-term rentals, and subscription plans, plus business mobility solutions that help companies manage fleets without owning vehicles. How it works: customers choose a vehicle type and rental duration, from minutes to up to 27 days, aided by an intelligent pricing system and optional services like insurance and maintenance. The company distinguishes itself with a broad international footprint, a wide range of premium vehicles, flexible terms, transparent pricing with no hidden costs, and a focus on customer service. Its goal is to provide flexible, affordable mobility solutions worldwide that make accessing a car easy for individuals and businesses.

Company size
Not listed
Company stage
IPO
Headquarters
Pullach im Isartal, Germany
Founded
1912

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