Data Scientist

Data Scientist
Lisboa
Lisboa, Lisboa, Portugal

We are looking for a Data Scientist with a strong passion for AI and Generative AI to join a dynamic and innovative team working on
- edge AI/ML solutions.

With 3+ years of
- on experience, you will play a key role in designing, developing, and optimizing advanced AI models that address
- world business challenges in a large, complex environment.

Why You’ll Love This Role

• Work at the forefront of AI and Machine Learning innovation
• Build impactful,
  - world Generative AI solutions
• Collaborate with experts in Data Science, AI, and Product Development
• Contribute to
  - visibility and
  - impact AI initiatives

Key Responsibilities

• Design, develop, and deploy machine learning and AI solutions
• Fine-tune and extend Large Language Models (LLMs) (open-source and commercial)
• Implement Retrieval-Augmented Generation (RAG) techniques
• Perform exploratory data analysis and feature engineering
• Develop Generative AI models for content creation, automation, and innovation
• Apply traditional ML techniques (decision trees, SVMs, clustering, neural networks)
• Collaborate closely with data engineers, product managers, and stakeholders
• Ensure solution quality through testing, validation, and performance evaluation
• Produce and maintain technical documentation for knowledge sharing

Required Skills & Experience

• Bachelor’s or Master’s degree in Computer Science, Data Science, Machine Learning, or similar
• 3+ years of experience in AI and Machine Learning development
• Strong expertise in Generative AI (training,
  - tuning, deployment)
• Experience with LLMs (open-source and commercial)
• Hands-on experience with RAG techniques and vector databases
• Advanced Python skills
• Experience with frameworks such as Tensor
  Flow, Py
  Torch, Hugging Face
• Strong knowledge of NLP techniques and architectures
• Familiarity with cloud platforms (AWS, GCP, or Azure)
• Knowledge of MLOps practices and tools
• Strong analytical,
  - solving, and communication skills

Language Skills

• English – mandatory B2
• Willingness to learn French
• French fluency is a plus

Nice to Have

• Experience with RLHF (Reinforcement Learning from Human Feedback)
• Knowledge of prompt engineering
• Understanding of ethical AI and model interpretability