Mid Data Scientist

Description

Job Summary: We are seeking a Mid Data Scientist with strong Python expertise to build production ML models and deliver actionable insights across diverse data science environments. Key Highlights: 1. Building production ML models and delivering actionable insights. 2. Strong expertise in Python and foundational MLOps principles. 3. A positive and inclusive work environment driven by innovation. About the Company At Sourcing Trust, we are committed to delivering innovative, reliable, and customized technology solutions that empower businesses to thrive in a rapidly evolving digital landscape. Focused on excellence, integrity, and collaboration, we build lasting partnerships by understanding each client’s unique needs and providing specialized support throughout every stage. Our team is dedicated to fostering a positive and inclusive workplace where every employee’s contribution is valued, encouraging continuous growth, learning, and shared success. Join us and become part of a passionate organization driven by innovation and excellence. About the Role We are looking for a Mid Data Scientist with strong Python expertise and proven experience building production ML models through EDA, feature engineering, model development, and evaluation. This role requires solid statistical foundations, proficiency in ML experimentation tools and MLOps fundamentals, and the ability to deliver actionable insights to both technical and non-technical stakeholders across diverse data science environments. Requirements * Strong knowledge of Python (NumPy, pandas, scikit-learn; foundations in PyTorch/TensorFlow). * Solid experience in Exploratory Data Analysis (EDA) and feature engineering. * Strong foundation in statistics and probability (hypothesis testing, inference, distributions). * Proven experience building and evaluating supervised and unsupervised ML models, including tuning and validation. * Knowledge of ML experimentation tools (MLflow, W&B, Databricks ML). * Proficiency in SQL for data analysis and querying. * Understanding of model evaluation strategies (cross-validation, metrics, overfitting prevention). * Basic familiarity with cloud-based ML platforms (Azure ML, AWS SageMaker, GCP Vertex AI). * Experience in data visualization using Matplotlib, Seaborn, Plotly, and BI tools (Power BI, Tableau). * Understanding of MLOps fundamentals (model registry, versioning, deployment lifecycle). Behavioral Competencies * Exceptional analytical thinking and problem-solving skills. * Ability to clearly explain technical insights to both technical and non-technical stakeholders. * Collaborative mindset for integration across multiple Data teams. * Structured, value-driven approach to problem solving. * Adaptability to new data, requirements, and project scenarios. * Full ownership of the analytical lifecycle and model quality/reliability. * Proactive communication skills to simplify technical concepts for diverse audiences. Experience * Bachelor’s degree in Mathematics, Computer Science, Machine Learning, or related field. * 3–5 years of professional experience in data science environments, building and deploying production models. Language Requirements * Minimum B2 English (mandatory). * Fluent Portuguese (mandatory). Send your CV to: \ with subject line "IT_Data". Join us: \ \#BecomeATruster You can find the original job posting at: https://www.itjobs.pt/oferta/512549/mid-data-scientist