Олександр

Oleksandr Lehenchuk
Junior Data Analyst
[відкрити контакти](див. вище в блоці «контактна інформація») | [відкрити контакти](див. вище в блоці «контактна інформація») | Lviv, Ukraine

PROFILE
Cybersecurity student at Lviv Polytechnic with hands-on experience in data collection, analysis, and
reporting. Worked as a Data Analyst and Bot Developer at a startup, where I turned raw data into actionable
insights for the team. Proficient in SQL, Excel/Google Sheets, and A/B testing. Seeking a Junior Data Analyst
role to grow and deliver measurable value.

TECHNICAL SKILLS
Data Analysis: SQL • Google Sheets & Excel • Tableau • A/B testing • Trello

Languages: Ukrainian (native) • English (reading technical literature)

EXPERIENCE
Data Analyst · Reservistu (Startup) · Sep 2024 – Jan 2025

• Collected, cleaned, and analyzed data from various sources to inform product decisions

• Created reports and dashboards in Google Sheets that the team used for weekly reviews

• Coordinated the work of a cross-functional team in Trello, assigning tasks and tracking deadlines

• Served as a liaison between technical and non-technical stakeholders—translating data analysis results
into clear recommendations

PET PROJECT
E-commerce Sales Analytics
Cleaned and structured sales data using Excel.

• Analyzed sales data with SQL, calculating key KPIs such as revenue, profit, average order value, and
number of orders.

• Built a Power BI dashboard to track sales trends and product performance.

• Identified the most profitable products and categories, as well as periods of peak demand.

• Identified products with low sales and high return rates and recommended reviewing their assortment
and sales conditions.

•Provided data-driven recommendations to improve sales performance and profitability.

EDUCATION
Lviv Polytechnic National University · 2023 – present

Bachelor's Degree in Cybersecurity and Information Protection

• Relevant coursework: databases, information systems, data protection, network security

SOFT SKILLS

Fast learner • Stress-resistant • Solution-oriented • Strong time management • Team player