Tel.: +351 214 171 161 - LisboaTel.: +351 253 120 734 - BragaFax: +351 214 177 610(Chamada para a rede fixa nacional) (Call to the national fixed network)About Us:Data Smart is a Portuguese company, positioning itself as a consulting company of excellence, with over 20 years of existence. We are specialized in Technologies and Information Systems services for the Portuguese and International markets. We pride ourselves on fostering a culture of involvement, experience, and excellence.Join our team as aSenior Data Scientist(Hybrid – Lisbon)!What You'll Do:Design and develop high‐complexity analytical models, including combinatorial models and deep learning over structured and unstructured data (at rest).Implement analytical solutions using Python and/or R, leveraging cloud Paa S services (preferably Azure).Use advanced analytics and machine learning libraries such as Tensor Flow, Keras, Py Torch or Caffe.Develop models and applications integrating Generative AI (LLMs, diffusion models) into real production workflows (text generation, summarization, contextual classification, image generation, intelligent agents or copilots).Build robust end‐to‐end pipelines covering data preprocessing, fine‐tuning of foundation models (e.g. LLa MA, Mistral, T5), evaluation using appropriate metrics (BLEU, ROUGE, perplexity), and controlled deployment (e.g. APIs).Ensure best practices in machine learning engineering, model lifecycle management and production readiness.Qualifications:• Bachelor's degree in Software Engineering, Computer Engineering or a related field.• Between 2 to 5 years of professional experience in advanced analytics, machine learning or AI-related projects.• Proven experience in machine learning projects, including model development, deployment to production environments and lifecycle management.• Strong experience with machine learning frameworks such as Py Torch and Tensor Flow.• Experience working with relational and No SQL databases.• Strong analytical thinking and problem‐solving skills.• Good written and verbal communication skills.• Ability to work collaboratively in multidisciplinary and global teams.• Commitment to delivery quality and engineering best practices.AtData Smart, you will have the opportunity to integrate into a solid company and participate in projects of high recognition, nationally and internationally, with an appealing technological environment and career progression.Excellence in the way to the future!Connect with Us : Follow us on Linked In for updates on career opportunities, company news, and industry insights! For further details, visit us at www.datasmart.pt