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

Other tools: OSINT • Trello

Languages: Ukrainian (native) • English (B1)

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

• Collected, cleaned, and analysed data from multiple sources to support product decisions

• Built reports and dashboards in Google Sheets used by the team for weekly reviews

• Ran A/B tests and interpreted results to guide UX improvements

• Coordinated a cross-functional team in Trello, setting tasks and tracking deadlines

• Served as a bridge between technical and non-technical stakeholders – translated data findings into clear
recommendations

PET PROJECT
Supermarket Management Web App

Full-stack web application with relational database for inventory and sales management

• Designed a MySQL relational database with multiple interconnected tables

• Built a full CRUD web interface in HTML + PHP with search, filtering, and sorting

• Implemented user authentication (registration + login) for secure access

• Gained practical experience in data modelling and efficient frontend–database interaction

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 playe