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AI / Machine Learning Engineer II

SumUp · Berlin

MakeYouFirst tailors your CV to this job, writes the cover letter, finds the recruiter’s email and sends the application from your own mailbox, once you approve it.

In brief

SumUp is hiring: AI / Machine Learning Engineer II in Berlin.

Duties

  • Design, develop and deploy our AI solutions and systems in production environments, ensuring reliability, high performance and scalability.
  • Collaborate and communicate closely with data scientists, product managers, developers and other business stakeholders to bring state-of-the-art AI…
  • Develop and maintain ML infrastructure and pipelines to support efficient data processing, model training and serving.
  • Optimize and fine-tune machine learning models to improve accuracy, efficiency and scalability.
  • Collect, preprocess and clean large text datasets to ensure high-quality input for model training and evaluation.

Excerpt from the ad

About the team Within the Global Operations organisation, our mission is to build the best customer experience in the fintech industry by delivering an effortless customer experience to all our merchants. We are seeking…

Source: ad by SumUp, published on Arbeitnow. MakeYouFirst summarises this ad; the advertiser remains responsible for its content.

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FAQ

Frequently asked questions

Where is the job based?

The job is based in Berlin (Germany).

How do I apply for this job?

Click “Apply now”: with your free MakeYouFirst account, your CV and cover letter are tailored to this job, the recruiter’s email is found for you and the application is sent from your own mailbox once you approve it.

Which software should I master for machine learning engineer jobs?

Business support roles expect strong office software skills and often a specialist tool, such as an ERP, an HR system, accounting software or a CRM. Name them precisely in your CV, with your level.

Can you start machine learning engineer jobs through an apprenticeship or internship?

Yes, business support and IT employers regularly hire apprentices, interns and graduates, often with a permanent job at the end. Use the contract filter to list those offers.

Listing published by Youssef Douiri, founder of MakeYouFirst · Updated on 29 October 2026

MakeYouFirst — a Global Digital Agency product