Oleg Kostenko
Kaunas
Summary
Final-year student with strong analytical thinking, solid mathematical background, and knowledge in data analysis, statistics, and predictive modeling. Skilled in Python, SQL, with a passion for applying AI to solve complex problems.
Overview
1
1
year of professional experience
Work History
Junior Software Engineer
JSC Ukrsibbank BNP Paribas Group
06.2025 - Current
- Developed an ETL in Python in the BI Department.
- Worked with Oracle databases using PL/SQL for some projects.
- Tested AI implementation in the system.
Customer service support manager
Evolution
08.2024 - 05.2025
- Helped players with solving their problems by contacting with IT team
Education
Bachelor of Science - Information Systems and Cyber Security
Vilnius University
Kaunas, Lithuania01.2026
Skills
- Python (NumPy, pandas, scikit-learn, matplotlib, seaborn)
- PL/SQL, PostgreSQL
- R (tidyverse, ggplot2, dplyr)
- Data cleaning, preprocessing, and feature engineering
- Exploratory Data Analysis (EDA)
- Data visualization (Matplotlib, Seaborn, Plotly)
- Supervised and unsupervised learning
- Regression, classification, and clustering
- Deep learning with PyTorch / TensorFlow
- Convolutional Neural Networks (CNNs)
- Model evaluation, tuning, and validation
- Probability and hypothesis testing
- Descriptive and inferential statistics
- Linear algebra and optimization
- Time series and correlation analysis
- FastAPI
- Git / GitHub
- Cloud basics (AWS)
- ETL processes
Timeline
Junior Software Engineer
JSC Ukrsibbank BNP Paribas Group
06.2025 - Current
Customer service support manager
Evolution
08.2024 - 05.2025
Bachelor of Science - Information Systems and Cyber Security
Vilnius University
Languages
- English: C1 level
- Ukrainian: Native speaker
Projects created
Blackjack game
Created the blackjack game with a visual interface fully based on Python, using libraries like Tkinter.
AI-created photo detector
Web-based IS, which lets user upload the photo and using the custom made CNN model detect if the photo is authentic or created by AI.
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