Job Description
We are looking for a Senior Data Scientist (m / f / d) to be part of the development of our Search Engine.
Our Search circle is embedded in our circle cluster “Customer & Shop Intelligence”, which is in charge of driving a personalized and inspirational shop experience.
Responsibilities include designing and implementing search algorithms, leveraging NLP techniques, and optimizing search results for relevance and efficiency. This role will play a pivotal role in ensuring our Search Engine delivers highly accurate and comprehensive results, enhancing the overall user experience.
What you will do
- Design and develop innovative algorithms to power a personalized shopping experience, leveraging cutting-edge machine learning techniques
- Deploy your solutions into production, taking full ownership and ensuring high performance and scalability
- Combine your data science expertise with a pragmatic, agile approach to find innovative solutions and drive measurable results within a fast-paced environment
- Challenge the status quo by identifying areas for improvement in existing retrieval and reranking systems, particularly those relying heavily on business logic, and propose data-driven solutions
- Thrive in a dynamic, fast-paced environment with a flat hierarchy, where your ideas and contributions can make a real difference
Who you are
Proficiency in Python or experience with at least one scientific computing language (e.g., MATLAB, R, Julia, C++)Strong SQL skills with experience in analytical or transactional database environmentsTheoretical understanding of machine learning principles, coupled with a hands-on approach to building and iterating on modelsProven experience in building and deploying machine learning solutions that deliver tangible business valueStrong understanding of data structures, algorithms, and tools for efficiently handling large datasets (e.g. pandas, numpy, dask, arrow, polars, …)Experience designing, building, and managing data pipelinesFamiliarity with cloud-based model training and serving platforms (e.g., GCP Vertex AI, Amazon SageMaker)Solid understanding of statistical methods for model evaluationBig Data : Experience analyzing large datasets using statistical and machine learning techniquesDevOps : Familiarity with CI / CD tools (e.g., GitLab CI / CD, Hashicorp Terraform) is a plusGenerative AI : Experience with generative AI and agentic frameworks (e.g., LangChain, ADK, CrewAI, Pydantic AI, …) is a plusUnderstanding of recommendation, retrieval and reranking systems in e-commerce and retail is a plusExcellent written and verbal communication skills in EnglishAbility to effectively communicate complex machine learning concepts to both technical and non-technical stakeholdersProven ability to collaborate effectively within a team to establish standards and best practices for deploying machine learning modelsA proactive approach to knowledge sharing and fostering a quick development environmentNice to have
Experience with BigQuery Knowledge of time series and (graph) neural network modelsFamiliarity with statistical testing and Gaussian ProcessesStrong Knowledge of Computer Vision libraries, (e.g. OpenCV, TensorFlow, PyTorch)Experience maintaining Machine Learning pipelines through MLOps frameworks (e.g. MLFlow, Kubeflow, …)Experience with deep learning libraries (e.g., TensorFlow, PyTorch)Experience building interactive dashboards (e.g. using Streamlit, Voila, Gradio)Experience with GCP or AWS, including infrastructure-as-code and CI / CD pipelinesPractical knowledge of DockerWhat you will get on top
Grow together with one of the fastest growing eCommerce companies in EuropeFlexible working times40% discount on our online shopFresh fruits + drinks everywhereLanguage courses (German & English)Free sports courses & reduced price for gym membershipSubsidized public transportation ticketFree choice of hardware and operating system (Mac, Windows, Linux) also for private usageState-of-the-art tech stack running on AWSModern office in the city center of HamburgInternational working environment and English as company languageCompany flats (subject to availability)Agile work environment (MOVE) and cross-functional teamsFree access to Germany’s greatest developer conference code.talksGerman health insurance includedHelp in relocation and VISA processYOU ARE THE CORE OF ABOUT YOU.
We take responsibility for creating an inclusive and exceptional environment where all genders, nationalities and ethnicities feel welcomed and accepted exactly as they are. We believe that a diverse workforce essentially contributes to the ABOUT YOU culture. In order to maintain talent and diversity, we emphasize the care for physical health, mental health and overall well-being. Our values and work ethics essentially contribute to our brand mission : empower acceptance and shape an inclusive, fair and circular fashion culture.
We are looking forward to receiving your application – preferably via our online application portal! This way, we can ensure a faster process and for you it is very easy to upload your application documents. : -)
Array