Senior Data Scientist

Cavendish Professionals; Warszawa; On-site; PLN 180,000 - 240,000; Full time

Job summary

A leading recruitment firm in Poland is looking for an experienced Senior Data Scientist to develop and train transformer-based models for diverse applications. Candidates should have deep expertise in machine learning and neural networks, along with strong Python skills and experience with cloud platforms. This role emphasizes collaboration with cross-functional teams and cutting-edge advancements in AI. The firm promotes equal opportunity and inclusivity.

Qualifications

• Practical exposure to GenAI projects and related frameworks.
• Understanding of the ML lifecycle and experience with MLOps/DataOps.
• Experience with Probabilistic Graphical Modelling.

Responsibilities

• Develop and train transformer-based models for text and images.
• Oversee the model lifecycle from data preparation to deployment.
• Collaborate with cross-functional teams to design AI-driven solutions.

Skills

Experience with large scale Neural Networks

Deep Learning techniques

Reinforcement Learning techniques

Advanced knowledge of Python

Fluent English communication

Education

Bachelor's or Master's in Computer Science, Data Science, or related field

Tools

TensorFlow

PyTorch

Azure

AWS

GCP

Job description

We are looking for an experienced Senior Data Scientist to join one of our client's team.

Role and Responsibilities:

• Development and training of transformer-based models for both text and images.
• Architect and oversee the entire model lifecycle, from data preparation, model design, training, development and validation to model deployment and monitoring.
• Collaborate with cross-functional teams, including data scientists, software engineers, and domain experts, to design and implement AI-driven solutions.
• Stay current with the latest advancements in AI and machine learning, integrating new techniques and technologies as appropriate.

Skills and Qualifications:

• Bachelor's or Master's degree in Computer Science, Data Science, or a related field.
• Strong expertise with large scale Neural Networks, Deep Learning and Reinforcement Learning techniques.
• Practical exposure to GenAI projects and related frameworks (RAG apps, vector DBs, LangChain, LlamaIndex, agentic frameworks, ...)
• Advanced knowledge of Python and machine learning frameworks (SciPy, Scikit-learn, TensorFlow, PyTorch, pyMC, pgmpy, ...)
• Hands‑on experience with one or more cloud computing platforms (Azure - preferred, AWS, GCP).
• Understanding of the whole ML lifecycle and experience with MLOps/DataOps.
• Experience with Probabilistic Graphical Modelling (Bayesian Networks, Markov Random Fields, Factor Graphs, ...)
• Strong problem‑solving skills and attention to detail.
• Good communication skills, fluent English.

If interested, please get in touch via contact details provided or click “Apply” to forward an up-to-date copy of your CV.

Cavendish (Recruitment) Professionals Ltd are proud to be an equal opportunity employer and we believe that inclusivity begins with the candidate experience. All qualified applicants will receive consideration for employment regardless of, gender, race, age, sexual orientation, religion, or belief.