Data Scientist (Credit Risk)

📍 Remote / Ukraine, Poland

🌍 International fintech environment

🗣 English B2+ | Ukrainian native/fluent

Aventus Group is expanding, and we’re looking for a hands-on Data Scientist (Credit Risk) to strengthen our risk analytics function and take ownership of credit risk modelling initiatives across multiple markets.

Aventus Group is an international fintech group with nearly 15 years of experience in developing and scaling innovative financial products across three continents.

📍 We’re looking for:

• 2+ years of experience in credit risk modelling would be a really plus;

• Proven experience in banks, fintech or lending companies would be a really plus;

• Strong knowledge of classical modelling methods, including logistic regression, decision trees and clustering, as well as ML/AI approaches such as random forests, boosting and neural networks;

• Strong SQL and Python skills;

• Hands-on experience with credit risk analysis, scoring models, PD/LGD/EAD modelling and portfolio performance metrics;

• A practical, hands-on mindset with the ability to work deeply with data, validate results and troubleshoot end-to-end processes;

• Ability to clearly present complex analytical findings to non-technical stakeholders;

• Ukrainian: native/fluent level;

• English: B2+ with confident conversational skills.

📍 Your mission as Data Scientist (Credit Risk):

• Develop, validate and enhance credit risk models, ensuring their robustness, stability and predictive accuracy;

• Build and optimise scoring models and risk segmentation strategies;

• Analyse portfolio performance and identify key risk drivers;

• Provide advanced analytical support for ad-hoc business tasks;

• Support credit risk decision-making with data-driven insights;

• Work closely with IT, Marketing, Debt Collection and Customer Support teams.

📌 What we offer:

• Warsaw-based, or remote work;

• Real ownership of credit risk modelling and decision-making processes;

• International environment and multi-market projects;

• Opportunity to directly influence business results and risk strategy;

• Access to tools, data and professional learning opportunities;

• Comprehensive benefits package, including medical insurance, sports support, psychological support and professional training;

• Professional growth within a fast-growing international fintech group.

If you want to shape the future of fintech and make a measurable impact through advanced risk analytics, Aventus Group is waiting for you.

Please DM

h.chebotarova@aventusgroup.com