LUZA Group

Data Scientist

LUZA Group

contract

Posted on:

Location Type: Hybrid

Location: Lisboa • 🇵🇹 Portugal

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Job Level

Mid-LevelSenior

Tech Stack

AWSAzureCloudGoogle Cloud PlatformNumpyPandasPySparkPythonScikit-Learn

About the role

  • Lead and design and develop Generative AI solutions, including transformer models, embeddings, and LLM-based pipelines
  • Build and optimize traditional ML models for multiple use cases, ensuring strong data preparation and feature engineering
  • Automate, version, deploy, and monitor data science pipelines using MLOps best practices
  • Communicate analytical results clearly and stay current with trends in AI, ML, and cloud technologies
  • Lead a growing team and support pre-sales activities, including proposal development

Requirements

  • +4 years of previous experience as a Data Scientist, mainly leading roles
  • Experience with GenAI development projects (transformers, embeddings, prompt engineering)
  • Experience with Advanced Data Science libraries and Python (NumPy, Pandas, visualize with Matplotlib and Seaborn, build models with Scikit-learn)
  • Experience with PySpark and MLOps (model versioning, experiment tracking (e.g., MLflow), deployment, and monitoring)
  • Experience with Azure, AWS and GCP
  • Experience with open-source LLMs. LangChain, LangSmith ou LlamaIndex
  • Cloud Certifications: Microsoft Azure AI Engineer Associate, Google Cloud Professional Data Engineer, AWS Certified Machine Learning – Specialty
Benefits
  • Our company does not sponsor work visas or work permits
  • All applicants must have the legal right to work in the country where the position is based

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
Generative AItransformer modelsembeddingsMLOpsdata preparationfeature engineeringPythonPySparkadvanced data science librariesmodel versioning
Soft skills
leadershipcommunicationteam supportanalytical results presentation
Certifications
Microsoft Azure AI Engineer AssociateGoogle Cloud Professional Data EngineerAWS Certified Machine Learning – Specialty