Machine Learning Engineer M/F

limango is a European shopping platform offering curated deals for families. As part of the OTTO Group, one of Europe’s leading e-commerce players, it operates in Germany, Poland, Austria, and the Netherlands, providing a wide range of products including fashion, accessories, toys, home, cosmetics, and travel.

• 3-5+ years of professional experience building, training, validating, and deploying ML solutions in production.
• Very good knowledge of Python programming, SQL, and Git.
• Experience in training and validating ML solutions including decision trees, neural nets, and regression models.
• Ability to scale solutions according to infrastructure or business requirements.
• Good understanding of data lake and lakehouse architecture.
• Good knowledge of English (C1 level).

Nice to have:

• NLP
• PySpark
• Scala

• Building and deploying data-driven and machine learning solutions for portal personalization and campaign ranking.
• Taking care of the whole machine learning process including data quality verification, algorithm selection, feature engineering, model validation, and interpretability.
• Monitoring, maintaining, scaling, and updating existing data and ML pipelines.
• Building solutions following best software practices such as clean code, testing, and automatic deployments.
• Collaborating closely with data engineers, data scientists, and development teams to build ML and data-driven infrastructure.
• Explaining and recommending optimal data-driven and ML solutions to business stakeholders and developer teams.
• Sharing and improving ML and MLOps knowledge within the organization.