Summary: Seeking an experienced Data Scientist to build, deploy, and evaluate machine learning models, contributing to challenging IT projects. Highlights: 1. Opportunity to work on highly challenging projects with latest technology 2. Access to a certified training plan for continuous skill updates 3. Work in an environment based on equity, integrity, and diversity ###### **WORKPLACE:** **Lisbon (Hybrid)** ###### **PROFILE:** * A degree in Mathematics, Computer Science, Machine Learning or a related field; * At least 3 years’ professional experience in data science environments, with experience in building and deploying models in production; * Strong knowledge of Python (NumPy, pandas, scikit\-learn, PyTorch or TensorFlow); * Experience in data visualisation using Matplotlib, Seaborn, Plotly, Power BI or Tableau; * Experience in SQL for data analysis and querying; * Familiarity with cloud\-based machine learning platforms (Azure ML, AWS SageMaker, GCP Vertex AI); * Proven experience in developing and evaluating supervised and unsupervised machine learning models, including tuning and validation; * Understanding of MLOps principles (model registry, versioning and deployment lifecycle); * Experience with ML experimentation tools (MLflow, W\&B, Databricks ML); * Knowledge of statistics and probability (hypothesis testing, inference, distributions); * Solid experience in Exploratory Data Analysis (EDA) and feature engineering; * Fluency in English; * Ability to communicate results and insights clearly to technical and non\-technical stakeholders; * Strong analytical skills, critical thinking and a results\-oriented approach; * Autonomy, proactivity and a sense of responsibility. ###### **WORK WITH US:** * With more than 30 years of experience, Rumos has a team of professionals specialized in IT; * At Rumos, consultants integrate highly challenging projects, based on the latest technology and in the most diverse sectors of activity; * Rumos consultants have access to a certified training plan, which offers a constant update of technical skills; * Rumos, as an employer, has job opportunities based on equity, integrity and diversity. Based on these values, we work so that no person is discriminated against on the basis of age, degree of disability, gender, marital status, pregnancy and maternity, race, beliefs or sexual orientation. We believe in everyone's abilities, because we have in our DNA team spirit and mutual help, empathy and respect.