Володимир

VOLODYMYR DVORSKYI
DATA ANALYST

Experience

CONTACT 2021 - Academic Coursework Automation (KPI, FICE)
Freelance Delivered 250+ coursework projects over 5 years by
developing dynamic Excel models with advanced formulas
[відкрити контакти](див. вище в блоці «контактна інформація»)
and Python scripts to auto-generate final tables and entire
coursework from raw inputs in minutes instead of manual
[відкрити контакти](див. вище в блоці «контактна інформація») one-day calculations.

2019 - 2021 Data Annotation Specialist
Kyiv, Ukraine
YouScan Collaborated with the Data Science team to annotate and
preprocess large-scale text and image datasets from social
media and review platforms for AI/ML training.
Text tasks: sentiment analysis, named-entity recognition,
SKILLS semantic similarity detection, and other NLP
preprocessing.
Image tasks: object detection, scene recognition, image-
Google Sheets, Excel, MS Office type classification, and quality filtering.
(experienced) Conducted in-depth error analysis to uncover unique and
recurring mislabels, re-annotated problematic cases,
PowerBI (basic)
validated model performance.
Python, C#, SQL (basic) Evaluated model performance after each training cycle and
HTML & CSS (basic) created comprehensive reports in Google Sheets, Excel and
Notion, detailing annotated volumes and accuracy
Research Skills (rapid research improvements/deteriorations by category and attribute.
with Google & Chat GPT)
2017 - 2018 Graphic Assistant
Analytical and Critical Thinking
Mindy Participated in a project on training artificial neural networks:
Attention to Detail collection and pre-processing of data for various training
Support
Self-Learning and Curiosity samples (object recognition and classification).

Creativity
Adaptability Education
Teamwork
Communication 2018 - 2020 Master of Information Systems and
Stress Resistance Igor Sikorsky Kyiv Technologies
Polytechnic Institute Faculty of Informatics and Computer Engineering

ADDITIONAL 2014 - 2018 Bachelor of System Engineering
ACTIVITIES Igor Sikorsky Kyiv Faculty of Informatics and Computer Engineering
Polytechnic Institute
Graphic Design (hand drawing,
2D graphic & animation, Languages
Pixel Art, Photo Editing)
Self-taught in game Ukrainian (Native)
development & design; currently Russian (Fluent)
working on my own 2D game English (Intermediate+)