Mid/Senior Data Scientist (Credit Risk)

Description

Summary: Join Aventus Group as a Data Scientist (Credit Risk) to own credit risk modeling initiatives and strengthen risk analytics across multiple markets. Highlights: 1. Real ownership of credit risk modeling and decision-making processes 2. International environment and multi-market projects 3. Access to tools, data, and learning opportunities for professional growth **Mid/Senior Data Scientist (Credit Risk)** English \- Upper\-Intermediate. Location \- Colombia, Medellin. 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:** * 3\+ years of experience in credit risk modelling (mandatory); * Experience in classical modeling methods (logistic regression, decision trees, clustering, etc.) and ML/AI (random forests, neural networks, boosting); * Strong SQL and Python skills (experience with additional tools is a plus); * Proven experience in banks or fintech companies is required; * English B2\+ is required; * Expertise in credit risk analysis, scoring models, PD/LGD/EAD modelling, and portfolio performance metrics; * Hands\-on mindset: comfortable working deeply with data, validating outputs, and troubleshooting end\-to\-end processes; * The ability to present analysis results to people without advanced statistical knowledge. **Your mission as a Data Scientist (Credit Risk):** * Develop, validate, and enhance credit risk models to ensure robustness, stability, and predictive accuracy; * Build and optimize scoring models and risk segmentation strategies; * Analyze portfolio performance and identify risk drivers; * Providing advanced analytical support for ad\-hoc tasks; * Support credit risk decision\-making with data\-driven insights; * Effective cooperation with business areas: IT, marketing, debt collection, customer support. **We offer:** * Real ownership of credit risk modelling and decision\-making processes; * International environment and multi\-market projects; * Access to tools, data, and learning opportunities for professional growth; * Extended benefits package, including medical care, sports card, corporate discounts and development programs; Job Type: Full\-time Work Location: In person