- Full Time
- Paris, Paris, France
Decathlon Digital EN
About Decathlon
Decathlon aims to become the best sports digital platform and open ecosystem in the world. We want to enable customers to experience Decathlon through many local sport-centric experiences by connecting many third-party actors and services, in a secure and performant way.
Our digital teams in Lille, Paris, and Amsterdam (and more…) which bring together more than 5000 collaborators are united to build and scale digital products with the aim to always deliver the best value to our users. With a presence in more than 70 countries, Decathlon is committed to innovation, sustainability, and customer satisfaction.
Job Description
Decathlon is seeking a talented and experienced Data Scientist to join our Demand and Assortment Planning team within the Supply Chain department. As a Senior Data Scientist, you will play a critical role in analyzing data, developing AI models to production, and providing insights to optimize demand forecasting and assortment planning processes. We welcome candidates with expertise in time series forecasting and a passion for leveraging data to drive business decisions.
Responsibilities
- Analyze historical sales data and market trends to forecast demand for Decathlon products.
- Develop and implement advanced statistical models and machine learning algorithms for demand forecasting and assortment planning, including foundation model.
- Collaborate with cross-functional teams including Supply Chain Business, Engineering, and Product Development to align Data and AI efforts with business objectives.
- Evaluate and improve existing forecasting models and methodologies to enhance accuracy and efficiency.
- Communicate insights and recommendations to stakeholders through clear and concise data visualizations and presentations.
- Stay updated on industry trends and emerging technologies in data science and supply chain management.
Hard Skills
- Proficiency in statistical analysis,machine learning techniques, time series time series analysis (stationarity, decomposition, drift, anomaly detection) and forecasting.
- Experience with programming languages such as Python, Spark, TensorFlow, Pytorch for data analysis and modeling.
- Strong knowledge of data manipulation and visualization tools such as pandas, NumPy, Matplotlib, or ggplot2.
- Familiarity with database systems and querying languages (e.g., SQL, PySpark) for data extraction and manipulation.
- Experience with demand forecasting and inventory optimization software/tools is a plus.
Soft Skills
- Excellent analytical and problem-solving abilities with a keen attention to detail.
- Strong communication and collaboration skills to work effectively in cross-functional teams.
- Ability to translate complex technical concepts into actionable insights for non-technical stakeholders.
- Self-motivated with a proactive approach to learning and professional development.
- Ability to thrive in a fast-paced and dynamic environment with changing priorities.
- Initiative and proactivity
Qualifications
Basic Qualifications
- Bachelor’s degree in Computer Science, Statistics, Mathematics, Engineering, or related field.
- 5 year of experience in data analysis, statistical modeling, or related fields.
- Proficiency in Python for data analysis and modeling.
Preferred Qualifications
- Master’s or Ph.D. degree in Data Science, Statistics, Operations Research, or related field.
- Minimum 5 years of experience in Data Science.
- Experience in demand forecasting, inventory optimization, or supply chain analytics.
- Familiarity with Agile methodologies and project management tools.
- Previous experience in the retail or e-commerce industry is a plus.
- Experience in implementing Generative AI to enhance forecasting, alongside optimizing business or organizational processes for product delivery.
Technical Environment
- Execution Engine: Databricks, AWS EKS, Sagemaker
- Payload: Python, Spark, Scikit-Learn, Tensorflow / Pytorch, Pyspark
- CICD: Github Actions
- Serving: Docker, Protobuf, gRPC
- Model registry, Model Tracking: MLFlow
- Orchestration: Airflow
- Documentation / code: Git, Confluence
- Data Visualisation: Tableau
- Agentic & Gen Ai: Gemini Enterprise Agent Platform
DECATHLON DIGITAL CONTEXT
What if technology allowed us to push the boundaries and take sports experiences to new levels? That’s exactly our goal at Decathlon Digital! We are a team of 5,000+ experts in software engineering, product management, data, cloud, and cybersecurity, distributed across Paris, Lille, and Amsterdam. Together, we are creating the largest digital sports platform, leveraging tech innovation from design to value chain optimization, connected experiences and product second life.
Changing the game for good. We are in this for the love of sports. And like everything we love, we want it to last. That’s why we are embarking on a journey to create a more sustainable tech model, reducing our direct environmental impact while maintaining a safe, diverse, and inclusive space for all our people to learn and thrive together. Team up with us to design the digital future of sports.
To apply for this job please visit job-boards.eu.greenhouse.io.
Explore Decathlon Digital EN online
Working in Paris, Ile-de-France
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Paris is the capital and largest city of France, with an estimated city population of 2.04 million in an area of 105.4 km2 (40.7 sq mi), and a metropolitan population of 13.2 million as of January 2026. Located on the river Seine in the centre of the Île-de-France region, it is the largest metropolitan area and fourth-most populous city in the European Union (EU). Nicknamed the "City of Light", partly because of its role in the Age of Enlightenment, Paris has been one of the world's major centres of finance, diplomacy, commerce, culture, fashion, and gastronomy since the 17th century.
The Île-de-France is the most populous of the eighteen regions of France, with an official estimated population of 12,271,794 residents on 1 January 2023. Containing the capital city of France, Paris, it is located in the north-central part of the country and often called the Paris Region. Île-de-France is densely populated and retains a prime economic position on the national stage, and it covers
Note: France observes a public holiday on Jul 14 — Bastille Day.
🇫🇷 Relocation safety for France: Exercise Normal Caution — via Warnely, CC BY 4.0
- Elevation 38m (125 ft)
Source: Wikipedia (state)
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