Александра

Oleksandra Naumenko [открыть контакты](см. выше в блоке «контактная информация»)
[открыть контакты](см. выше в блоке «контактная информация»)
MIDDLE DATA ANALYST BI ANALYST SQL DEVELOPER ERP DEVELOPER
Rzeszów, Poland

↗ PORTFOLIO ↗ LINKEDIN

PROFESSIONAL AMBITION E D U C AT I O N

4+ years of experience regularly applying analytical and communication skills to make effective decisions and
optimize processes. Open to new challenges, quick to adapt to change, and ready to implement innovations
Architect-Designer
to improve business processes. Goal — to join a team where I can apply my data analytics expertise to Zaporizhzhia National Technical University,
create value and support strategic company decisions. Faculty of Architecture & Engineering
2016 – 2020
TECHNICAL SKILLS
PROFICIENT
LANGUAGES
SQL & Databases ERP Integration Data Migration & Validation ETL KPI Analysis & Monitoring

Data Cleaning BPMN Data Modeling Ukrainian C1
Confident business & analytical
ADVANCED
communication
Excel Power BI Looker Studio KPI Metrics Design Business Dashboards DAX

Complex Calculated Metrics Polish B2

INTERMEDIATE Confident formal & business
communication in analytics and
Python (pandas) API Integration SSH n8n Google Apps Script Webhooks reporting
EXPERIENCE
English A2→B1
Middle Data Analyst 11.2025 — Currently A2, improving to B1.
RAYTON.UA Communicate well on analytics
topics and KPI explanations.
· Researched and designed an Odoo-based ERP solution tailored to company requirements Understand documentation
· Safely migrated and processed ~1 million records using Python, SQL, and AI tooling
· Documented 10+ key business processes in BPMN for ERP architecture development Russian C2
· Created employee training materials and delivered a series of onboarding sessions Native level

· Automated 5 key reports via Apps Script, reducing daily manual preparation from ~4 hours to zero
· Performed data preparation and transformation for analytics and reporting using SQL, Pandas, Excel, DEVELOPMENT

and Power Query Upwork Freelance
· Built ~10 Looker Studio dashboards with deep business logic and KPI output Creating custom dashboards for private
· Designed and implemented a real-time KPI monitoring system clients, writing automation scripts, and
designing data integration strategies.
Junior Data Analyst + Department Manager 03.2023 — 09.2025
BRANCH OF A DENTAL CLINIC
University Internship
· Analyzed and processed data on 15,000+ patients and 150+ services using SQL, Excel, Google Sheets Worked with project and topographic data;
· Built and maintained ~10 dashboards in Power BI and Looker with regular data refresh and stable gained practical skills in data analysis and
reporting geodetic reporting.
· Analyzed new patient volumes and service profitability; identified the Top-10 services, driving +22%
revenue growth in one year Individual Mentoring

· Identified 7 unprofitable services and optimized associated costs 8-month program under a Senior Data

· Monitored KPIs for 25 doctors and 5 administrators, improving team productivity by 20% Engineer — detailed curriculum with SQL-
based project work.
· Evaluated 5 marketing channels and launched geo-based targeting, achieving 8% cold-to-warm lead
conversion
Certifications
· Organized training and onboarding for 15+ new employees, cutting onboarding time from 6 months to
«A Workshop on Statistics in Python»
1.5 months
«SQL for Data Science»