Data Scientist

Medicare, a 100% Portuguese company and a leading provider of Health Plans in Portugal, winner of the "Consumer Choice 2026" and "Great Place to Work" awards, is looking for a Data Scientist to its talented team!

Join a winning team and share your talent with us!

What are your main responsibilities?

• Support the development and deployment of machine learning models for business optimization
• Design and develop LLM applications for business use cases
• Conduct Exploratory Data Analysis (EDA) on large datasets to uncover trends, patterns, and validate hypotheses that inform business strategies
• Build dashboards to track metrics and communicate insights effectively
• Research and experiment with emerging AI trends (Deep Learning, LLMs) to propose innovative solutions

What do we expect from you?

• Master's degree in Engineering (Computer Science, Electrical, Mechanical, Aerospace, Biomedical, etc.), Physics, Data Science, Statistics, Mathematics, or related quantitative field
• At least 1-2 years of experience in dedicated data science / machine learning roles.
• Proven track record of building and deploying machine learning models in production environments.
• Strong foundation in machine learning with practical deep learning experience through coursework, thesis, projects, internships, or academic research
• Experience with at least one deep learning domain (Computer Vision, NLP, audio processing, etc.)
• Proficiency in Python and deep learning frameworks (TensorFlow, PyTorch, Keras, or similar)
• Familiarity with traditional ML libraries (scikit-learn, XGBoost) and data visualization tools
• Knowledge of LLMs and prompt engineering/fine-tuning is a significant plus
• Strong analytical and problem-solving abilities with attention to detail
• Clear communication skills to explain technical concepts to diverse audiences
• Proactive mindset with eagerness to learn, grow, and tackle new challenges

What do we have to offer that’s different for you?

• Competitive salary package;
• Relaxed, dynamic, and collaborative work environment;
• Flexibility to adjust to a hybrid work model;
• Opportunities for professional growth and development;
• Ongoing training and skill updates;
• Our best Medicare Health Plan for you and your family;
• Additional vacation day;
• Day-off on your birthday;
• Social events, group dynamics, and team-building activities;
• Free snacks and coffee to keep you energized while working.

Location

• At our premises in Lisbon, Marquês de Pombal.