Data Scientist (Python / ML)

Your tasks

• Build and improve features for machine learning models.
• Select, train, validate, and test models.
• Analyse datasets and assess how they can be used in the project.
• Work closely with data scientists and data engineers across the ML pipeline.

Requirements

• +3 years of experience in data science or machine learning.
• Hands-on experience with classical ML pipelines.
• Practical knowledge of models such as XGBoost and LightGBM.
• Strong feature engineering skills.
• Advanced SQL skills.
• Good knowledge of Python for data work (pandas, PySpark).
• Attention to detail and good communication skills.

Must have:

• Python
• Data science
• ML
• XGBoost
• SQL

What we offer

• Prestigious position at one of the world’s largest banks
• Stable, long-term projects
• Competitive salary with a B2B contract
• Hybrid work (6 days per month from the office in Cracow)
• Private healthcare and multisport card
• Personal growth and development opportunities with the possibility to rotate between projects
• Referral program and company events
• Convenient parking