Data Scientist (all genders)

Porto Lisbon Python Experienced Professionals

Effective Field

You can look forward to a dynamic, challenging, and diverse work environment in the Data & AI domain, where you’ll contribute to innovative client projects across various industries.
You’ll be part of a hybrid, international expert team that combines technical with consulting excellence.
You’ll design and develop scalable Data & AI solutions – from architecture and implementation through to integration into production environments.
You’ll actively contribute to agile projects, take ownership of subprojects, and collaborate closely with colleagues from Cloud, Data, and AI Engineering or Consulting.
You can expect diverse challenges, plenty of room for initiative, and the opportunity to shape technological trends through real client projects.

Degree in Computer Science, Informatics, Data Science, Mathematics, Statistics or a related field
Experience:
- Mid-Level: 3–6 years of professional experience.
- Senior: 6+ years of experience with a proven track record in designing, deploying, and operating data-driven models and analytics solutions that generate measurable business impact.
Proficient in Python, data science libraries (pandas, scikit-learn, TensorFlow, PyTorch, XGBoost), SQL, machine learning (supervised/unsupervised), feature engineering, model validation, interpretability (SHAP, LIME), MLOps (MLflow, Metaflow), model deployment, statistics, A/B testing, visualization and insights generation, communication.
Practical experience with cloud ML environments (Azure, AWS), containerized and serverless deployments, infrastructure-as-code and CI/CD pipelines for ML workflows.
Solid foundation in software engineering principles, writing clean, modular, and maintainable code, and engineering best practices, including CI/CD pipelines, Git, automated testing, observability, as well as agile methodologies.
Experience with relational/NoSQL databases; knowledge of GenAI frameworks (e.g., LangChain, Spring AI) and techniques like prompt engineering or semantic search; routine use of AI-assisted coding tools.
Fluent in English.
Strong team player with excellent intercultural communication skills.
Independent, structured, and self-reliant working style.
Pragmatic, solution-oriented, and analytical thinker.

Professional environment with challenging national and international digital projects for well-known customers and hidden champions.
A passionate team with a Can-Do Attitude that welcomes you with open arms.
A modern working environment with a feel-good factor.
Development opportunities that suit you.
Flexible working hours, attractive benefits and of course lots of fun.

valantic