Ярослав

YAROSLAV
RACHUK
JUNIOR DATA ANALYST | SQL, PYTHON, EXCEL
PROFILE

Data analyst and 2026 Systems Analysis graduate (Lviv Polytechnic) with 7 months of
commercial experience at Betinvest. Wrote SQL against a corporate data warehouse,
CONTACT analysed large sports betting datasets for match-fixing patterns, and automated
reporting in Python, cutting data processing time by 30% and saving the team 7 hours a
Lviv, Ukraine
week. Looking for a junior data or product analyst role where I can turn raw data into
[open contact info](look above in the "contact info" section)
clear, actionable insights and automate the routine work.
[open contact info](look above in the "contact info" section)
Available immediately WORK EXPERIENCE
TECHNICAL SKILLS DATA ANALYST
Languages Betinvest | August 2023 – February 2024 (7 months)
SQL (joins, grouping, filtering), • Cut report data processing time by 30% by optimising the report preparation
Python process.
Libraries • Saved the team 7 hours of manual work per week by automating routine analytical
Pandas, Matplotlib, scikit-learn tasks in Python.
• Analysed sports betting data to detect behavioural patterns indicating potential
Tools
match-fixing.
Excel, corporate data warehouse
• Wrote SQL queries to extract and structure complex datasets from the corporate
Methods data warehouse for ongoing analytical projects.
Data cleaning & validation,
• Designed and maintained data cleaning and validation procedures to keep
regression modelling, data
processed data accurate.
visualisation, report automation,
• Visualised trends and behavioural patterns with Pandas and Matplotlib and
competitor analysis
presented actionable insights to the team.
EDUCATION
PROJECTS
Lviv Polytechnic National
University MARKET TREND ANALYSIS
Bachelor’s Degree in Systems SoftServe project | Python, scikit-learn
Analysis • Conducted competitor analysis and built predictive regression models with
2022 – 2026
scikit-learn to identify market trends.
Lviv Gymnasium “Prestige” • Presented the findings and model results to SoftServe experts.
In-depth study of foreign
AUTOMATED DATA PIPELINES
languages
Graduated: 2022 Independent project | Python
• Developed automated pipelines for data collection, cleaning and validation,
LANGUAGES
replacing manual preparation steps.
Ukrainian (Native)
English (Upper Intermediate, B2) COURSES & ACTIVITIES

SOFT SKILLS Lviv IT School (LITS): Front-end Base (project lead, 2020) and Game Dev (2018)
programs.
• Analytical & Critical Thinking
Professional Judo: 9 years at Real Judo Club (2013–2022): discipline, strategic thinking
• Clear Explanation of Findings
and high stress resistance.
• Attention to Detail
• Fast, Self-directed Learning
• Discipline & Stress Resistance