Data scientist in Oschadbank

MY BANK IS MY SUPPORT.

The support of millions of Ukrainians who from now on say "MY".

MY PEOPLE. MY BUSINESS. MY FREEDOM.

Key tasks:

• Development and implementation of highly accurate forecasting models (classification, regression) for financial data.
• Optimization and tuning of tree-based models (XGBoost, LightGBM) to improve their efficiency.
• Performing deep data analysis and feature engineering to improve the quality of models.
• Cooperation with data engineers to create effective machine learning pipelines.
• Mentoring junior team members and imparting knowledge of modeling best practices.
• Development and implementation of model performance monitoring systems.

This position requires:

• 5+ years of experience in Data Science.
• Proven experience building and implementing predictive models on large sets of tabular data.
• Higher education in mathematics, computer science, physics or engineering.

Technical requirements:

• Deep understanding of machine learning algorithms and their application to tabular data.
• Expert level of work with tree-based models (XGBoost, LightGBM, etc.).
• Experience in hyperparameter optimization and cross-validation techniques, measuring the confidence of the model in its predictions (confidence intervals, prediction sets).
• Knowledge of feature selection and feature engineering methods for tabular data and time series.
• Experience with unbalanced datasets (without over/down sampling techniques, other methods).
• Expert knowledge of Python and its ML libraries (scikit-learn, SciPy, statsmodels etc.).
• Experience with model versioning systems (MLflow, DVC).
• Knowledge of ML model testing and debugging practices.
• Experience with PyTorch for creating neural networks (preferred).
• Basic experience with AWS services for ML (SageMaker, preferably).
• Understanding the principles of scaling ML solutions.

We guarantee:

• conditions for professional and career growth of everyone employee;
• official employment with compliance with all social guarantees according to the Labor Code (paid sick leave, vacation from 29 calendar days per year);
• free health insurance for all employees.

Send your resume - be part of theSAVINGS team!

Savings in social networks:

Facebook        https://www.facebook.com/oschadbank/ 

Linkedin         https://www.linkedin.com/company/oschadbank/  

Instagram       https://www.instagram.com/oschadbank_official/

Tiktok             https://www.tiktok.com/@oschad