CareerPlanSign in

Senior Data Scientist - Search (all genders)

Hamburg or Berlin, HH, de💼 Full-time🗓 2026-09-25

Core

Developing innovative machine learning algorithms to personalize the shopping experience and optimizing retrieval and re-ranking systems for e-commerce.

Role type

Senior IC machine-learning engineer (search & recommendation)

Builds

Personalized shopping experiences, retrieval and re-ranking systems for the AkzoNier (ABOUT YOU) e-commerce platform

Domain

E-commerce / Retail / Machine Learning

Deliverable

production ML models

Required skills

Python, SQL, Machine Learning principles, Model training and iteration, Data pipeline design, Big Data processing, Cloud platforms (GCP/AWS), Statistical methods, DevOps/CI-CD

Preferred skills

Generative AI and agent-based frameworks, Recommendation/Retrieval/Re-Ranking systems, Time-series and Graph Neural Networks, Computer Vision, MLOps frameworks, Docker, Infrastructure-as-Code

Technologies

Python, pandas, NumPy, Dask, Apache Arrow, Polars, GCP Vertex AI, Amazon SageMaker, GitLab CI/CD, HashiCorp Terraform, LangChain, ADK, CrewAI, Pydantic AI, TensorFlow, PyTorch, MLflow, Kubeflow, BigQuery, Streamlit, Voila, Gradio

Responsibilities

Develop and deploy ML solutions with full responsibility for performance, scalability, and stability; Identify optimization potential in existing rule-based retrieval systems; Design and operate data pipelines; Communicate complex ML concepts to technical and non-technical stakeholders.

Seniority

Senior, hands-on IC

Sourced via smartrecruiters · Listed on CareerPlan, which tracks 70,000+ jobs from 20+ sources.