Senior Data Scientist
About Us
BySix Engineers the future and drives innovation. We are more than just a standard software engineering company, we believe that true impact comes from combining technical expertise with human values.
That's why we reflect that in our approach - technology is not the end goal, but the enabler.
Why Us?
🫸 Multidisciplinary team
📒 Training on demand
💴 Attractive salary and benefits package
📈 Career progression plans
👌 And amazing get together events
What are we looking for?
We are looking for a Senior Data Scientist with:
- Bachelor's or Master's degree in Computer Science, Engineering, Applied Mathematics, Data Science, or similar fields.
- Proven experience developing Generative AI solutions, including the use of transformers, embeddings, and knowledge of prompt engineering.
- Strong command of traditional Machine Learning techniques, including supervised and unsupervised learning.
- Fluent in Python and libraries such as numpy, pandas, scikit-learn, matplotlib, and seaborn.
- Experience with PySpark and handling large volumes of data.
- Working knowledge of MLOps: model versioning, experiment tracking (e.g., MLflow), deployment, and monitoring.
- Experience in cloud environments, including:
- Azure (e.g., Azure Machine Learning, Data Factory);
- GCP (e.g., Vertex AI, BigQuery);
- AWS (e.g., SageMaker, S3);
We value
- Experience with open-source LLM models (e.g., LLaMA, Mistral, Falcon);
- Knowledge of frameworks such as LangChain, LangSmith, or LlamaIndex;
- Relevant cloud certifications (e.g., Microsoft Azure AI Engineer Associate, Google Cloud Professional Data Engineer, AWS Certified Machine Learning – Specialty);
- Ability to work autonomously and contribute to the definition of best practices within the team;
- Awareness of ethical issues, algorithmic bias, and data privacy.
What do we expect from you?
- Participate in the design and development of Generative AI solutions, including models with transformers, embeddings, and LLM-based pipelines.
- Build and optimize traditional Machine Learning models for different use cases (classification, regression, clustering, etc.).
- Explore, prepare, and transform data, applying best feature engineering practices to improve model performance.
- Contribute to the automation and reproducibility of data science pipelines with MLOps tools, ensuring continuous monitoring and maintenance in production.
- Communicate analytical results clearly, focusing on applicability and business impact.
- Stay up-to-date with the latest trends and tools in the AI, ML, and cloud ecosystem.
Are you ready?
If you're ready to make a real impact by leveraging cutting-edge technology and fostering human-centric solutions, BySix is the place for you. Together, we'll drive innovation and create lasting business value.
Note: BySix is an equal opportunity employer. All applicants will be considered and analyzed regardless of ethnicity, religion, gender identity, sexual orientation, national origin, age, or disability status.
person_pinLocation
Lisbon (Hybrid)
historyExperience
Min. 4 years
architectureMain skills
