Oleksandra

Aleksandra Naumenko [open contact info](look above in the "contact info" section)
[open contact info](look above in the "contact info" section)
Rzeszów, Poland
MIDDLE DATA ANALYST BI ANALYST SQL DEVELOPER ERP DEVELOPER
↗ PORTFOLIO ↗ LINKEDIN

PROFESSIONAL AMBITION LANGUAGES

4+ years of experience regularly applying analytical and communication skills to make Ukrainian C1
effective decisions and optimize processes. Open to new challenges, quick to adapt to Confident business & analytical
change, and ready to implement innovations to improve business processes. Goal — to join a communication
team where I can apply my data analytics expertise to create value and support strategic
company decisions. Polish B2
Confident formal & business
communication in analytics and
TECHNICAL SKILLS
reporting
HANDS-ON EXPERIENCE
SQL & Databases ERP Integration Data Migration & Validation ETL English B1
Communicate well on analytics
KPI Analysis & Monitoring Data Cleaning BPMN Data Modeling AI Prompt Engineering topics and KPI explanations.
Understand documentation
Excel Looker Studio KPI Metrics Design Business Dashboards

Complex Calculated Metrics Visual Studio Google Cloud LLM tooling PyShark Russian C2
Native level
INTERMEDIATE
Power BI DAX Python (pandas) API Integration SSH n8n Google Apps Script
DEVELOPMENT
Webhooks
Upwork Freelance
EXPERIENCE Creating custom dashboards for
private clients, writing automation
Middle Data Analyst 11.2025 — Currently scripts, and designing data
RAYTON integration strategies.
· Researched and designed an Odoo-based ERP solution tailored to company requirements
· Safely migrated and processed ~1 million records using Python, SQL, and AI tooling University Internship
Worked with project and
· Documented 10+ key business processes in BPMN for ERP architecture development topographic data; gained practical
· Created employee training materials and delivered a series of onboarding sessions skills in data analysis and geodetic
· Automated 5 key reports via Apps Script, reducing daily manual preparation from ~4 hours to zero reporting.
· Performed data preparation and transformation for analytics and reporting using SQL, Pandas,
Excel, and Power Query Individual Mentoring
· Built ~10 Looker Studio dashboards with deep business logic and KPI output 8-month program under a Senior
· Designed and implemented a real-time KPI monitoring system Data Engineer — detailed
curriculum with SQL-based project
· Automated data export and validation using AI-assisted development, reducing manual work from work.
~3 hours to script runtime

Data Analyst + Department Manager 03.2023 — 09.2025 Certifications
BRANCH OF A DENTAL CLINIC «A Workshop on Statistics in
Python»
· Analyzed and processed data on 15,000+ patients and 150+ services using SQL, Excel, Google «SQL for Data Science»
Sheets
· Built and maintained ~10 dashboards in Power BI and Looker with regular data refresh and stable E D U C AT I O N
reporting
· Analyzed new patient volumes and service profitability; identified the Top-10 services, driving +22%
revenue growth in one year Architect-Designer
· Identified 7 unprofitable services and optimized associated costs Zaporizhzhia National Technical
University,
· Monitored KPIs for 25 doctors and 5 administrators, improving team productivity by 20% Faculty of Architecture &
· Evaluated 5 marketing channels and launched geo-based targeting, achieving 8% cold-to-warm Engineering
lead conversion 2016 – 2020
· Organized training and onboarding for 15+ new employees, cutting onboarding time from 6 months
to 1.5 months
ABOUT ME

Department Manager & Reporting Specialist 09.2020 — 03.2022
JYSK I find meaning in turning data into
real business value — exploring
· Managed department operations and coordinated team workflows data, adopting new technologies,
· Tracked and reported sales metrics and inventory data and building strategies that
· Worked with internal systems to support data-driven decisions actually work.
· Prepared and submitted weekly and monthly reports to senior management