Mid Data Scientist
# Think Data Be Smart #
About Us: DataSmart is a Portuguese company, positioning itself as a consulting company of excellence, with over 20 years of existence. We are specialized in Technologies and Information Systems services, for the Portuguese and International markets. We pride ourselves on fostering a culture of involvement, experience, and excellence.
Join our team as a Mid Data Scientist (Hybrid – Lisbon)!
What You’ll Do:
- Develop and deploy machine learning models (supervised & unsupervised) to solve business problems
- Perform Exploratory Data Analysis (EDA) and feature engineering
- Build robust data pipelines and analytical workflows
- Design and run ML experiments, including tuning and validation
- Work closely with cross-functional teams to translate business needs into technical solutions
- Monitor model performance and ensure quality, reliability, and scalability
- Communicate insights clearly to technical and non-technical stakeholders
- Contribute to MLOps practices, including versioning and deployment lifecycle
Qualifications:
- Strong Python knowledge (NumPy, pandas, scikit-learn)
- Basic familiarity with PyTorch or TensorFlow
- Solid experience with EDA and feature engineering
- Strong foundation in statistics and probability (hypothesis testing, inference, distributions)
- Experience building and evaluating ML models (tuning, validation, cross-validation)
- Experience with ML experimentation tools (MLflow, W&B, Databricks ML)
- Strong SQL skills for data analysis
- Familiarity with Cloud ML platforms (Azure ML, AWS SageMaker, GCP Vertex AI)
- Data visualization experience (Matplotlib, Seaborn, Plotly)
- Experience with Power BI or Tableau
- Understanding of MLOps fundamentals (model registry, versioning, deployment lifecycle)
- Degree in Mathematics, Computer Science, Machine Learning, or related field
- 3–5 years of experience in Data Science environments
- Experience building and deploying production-level models
- English proficiency (minimum B2)
At DataSmart, you will have the opportunity to integrate into a solid company and participate in projects of high recognition, nationally and internationally, with an appealing technological environment and career progression.
Excellence in the way to the future!
Connect with Us: Follow us on LinkedIn for updates on career opportunities, company news, and industry insights! For further details, visit us at www.datasmart.pt
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