Senior Data Scientist — Fintech Transformers & End-to-End ML

Klarna; Turbigo; In loco; EUR 45.000 - 70.000; Tempo pieno

Descrizione del lavoro

Klarna is seeking a talented individual to tackle technically interesting modelling problems in fintech. You will train large transformer-based models using real-world data, design tokenisation schemes, and manage the entire model lifecycle.

The ideal candidate will possess a deep understanding of transformer architectures, hands-on experience with Python and PyTorch, and thrive in a small, high-ownership team. If you have a background in ML infrastructure or large-scale financial data, you will stand out in this role.

Competenze

• Deep understanding of transformer architectures and sequence modelling.
• Hands-on experience designing tokenisation schemes for various feature types.
• Proficiency in Python, PyTorch, SageMaker, and Airflow.

Mansioni

• Work on modelling problems in fintech and training large transformer-based models.
• Design tokenisation schemes for numerical, categorical, and temporal features.
• Own the full model lifecycle from data preparation through to production.

Conoscenze

Transformer architectures

Tokenisation schemes

Python

PyTorch

SageMaker

Airflow

Descrizione del lavoro

Klarna is seeking a talented individual to tackle technically interesting modelling problems in fintech. You will train large transformer-based models using real-world data, design tokenisation schemes, and manage the entire model lifecycle.

The ideal candidate will possess a deep understanding of transformer architectures, hands-on experience with Python and PyTorch, and thrive in a small, high-ownership team. If you have a background in ML infrastructure or large-scale financial data, you will stand out in this role.