(Senior) Software Engineer - Machine Learning (m/f/d) at TIER Mobility GmbH (Berlin, Deutschland)

The Role and your Impact at TIER

  • Implement and optimize ML models and algorithms for production
  • Build and maintain the infrastructure and deployment pipelines for ML models and algorithms
  • Collaborate closely with a team of Data Scientists
  • Create, run and manage multiple backend services and APIs that support new and existing product capabilities
  • Autonomously choose and select the best fitting technologies for the job
  • Enable TIER to get the maximum potential out of our data

You'll fit great with these Skills and Qualifications

  • 5+ years Software Development experience
  • 2+ years building and maintaining Machine Learning services
  • You know how to write clean, production-level-code in one or more object-oriented language, including Python, Java, Go, C++
  • You have experience with frameworks and libraries such as Spark ML, scikit-learn, Tensorflow and similar
  • You have extensive machine learning domain knowledge--bias-variance tradeoff, exploration/exploitation--probability theory and understanding of various model families, including neural net, decision trees, bayesian models, and similar
  • You are experienced in distributed storage and database systems, including SQL and NoSQL
  • You have experience in the development of microservices in AWS or GCP ecosystem
  • You’re open to feedback and knowledge sharing with a diverse group of colleagues
  • You’ve always got the business and user needs in mind while you’re developing
  • You understand the value of delivering simple solutions as well as complex ones
  • Experience with geospatial data is a major bonus!


  • Experience with infrastructure as code / Terraform
  • Experience with Data/ML Architecture
  • Experience with Kubernetes

This may inspire you

  • Join us at the forefront of one of the most exciting and rapidly moving industries. 
  • We’re agile, we’re growing and so will you! At TIER, there’s space for exponential professional development and room to make a huge impact on the business going forward. 
  • Being part of the team means you’re part of its success. Our ESOP Programme gives you an opportunity to have a share in the company – nothing like invested interest!
  • Surf your city with free rides on our e-scooters and e-mopeds.
  • Check out our diversity and inclusivity initiatives and programs such as #WomenofTIER.
  • Expect a first class company onboarding and Team Events with international colleagues from all over the World.
  • Be part of one of the fastest growing and most funded startups in Europe with a world-class team of serial entrepreneurs (Co-founder of Rebuy, Takeaway, Coup) and high-performers (Ex BCG, Uber, Delivery Hero and more).

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