Анна

ANNA ZAHORUIKO | JUNIOR DATA ANALYST

Kyiv, Ukraine
Mail: [open contact info](look above in the "contact info" section)
GitHub: https://github.com/anna-zah

Profile

Detail-oriented Junior Data Analyst with a background in economics and hands-on
experience in data analysis and visualization. Skilled in data cleaning, transformation, and
exploratory data analysis using Python, SQL, Google Sheets, Tableau, and Power BI.
Experienced in KPI tracking, dashboard development, and generating analytical insights
to support business decision-making.

Core Competencies

• Data & BI: SQL (MySQL), NoSQL (MongoDB), Python (Pandas, NumPy, Matplotlib,
Seaborn, SciPy), data modeling, exploratory data analysis (EDA), statistical analysis,
KPI analysis
• Reporting & Visualization: Power BI (including DAX, Power Query), Tableau, Excel /
Google Sheets, dashboard creation, management reporting, interactive
visualizations
• Tools & Technologies: relational databases, ETL processes, data cleaning, basic
forecasting, report automation, Google Workspace
• Work Approach: analytical thinking, structured problem-solving, independent work
style, teamwork, audience-oriented communication of result
• Product & Statistical Analysis: hypothesis testing, A/B testing basics, funnel analysis,
KPI design
• Languages: Ukrainian (Native), Russian (Native), English (B1), German (A2)

Education

Data Analytics Professional Training, IT Career Hub, Berlin, Germany
November 2024 – September 2025

o Completed a practice-oriented Data Analytics program covering the full data
lifecycle: data collection, cleaning, analysis, and visualization. Gained proficiency
in Python, SQL, statistical analysis, EDA, and building dashboards in Tableau and
Power BI, as well as working with KPIs and generating analytical insights. Completed
multiple practical projects based on real business cases.

Enterprise Economics, Odessa National Maritime University, Odessa, Ukraine
September 2019 – July 2023
 o Bachelor’s degree in Economics, focused on Enterprise Economics. Explored topics
like business strategy, international trade, and financial markets. Bachelor’s thesis:
Analysis of how stock markets can serve as early indicators of global economic
shifts. The program was part of the broader field of social and behavioral sciences.

Projects

• Financial Modeling for a Dental Clinic (Google Sheets) | Developed a financial
model for a dental clinic, including profitability analysis and strategic
recommendations to improve revenue performance.
• Airline Flight Performance Analysis (Tableau) | Analyzed airline operational data to
identify delays, performance trends, and opportunities for resource optimization.
• Film Search Application (Python, MySQL) | Developed a console-based film search
application using structured queries and a relational database.
• KPI Dashboard Development (Power BI) | Designed and implemented dashboards
to calculate and visualize key performance indicators (KPIs).
• CRM Data Analysis for an Online Programming School (Python, Product Analytics) |
Cleaned and prepared CRM datasets, conducted exploratory analysis of sales and
marketing campaigns, evaluated product performance and regional metrics, and
generated business hypotheses to improve operational efficiency and increase
sales.

Work Experience

Steffel KKS GmbH – Junior Data Quality Analyst (Engineering Data) - Gas System Insulation
Control (Germany)
November 2025 – Present

• Monitoring the condition of insulation in gas systems and ensuring compliance with
standards.
• Work with technical datasets including measurement results, equipment
parameters, and inspection reports.
• Collect data from multiple sources (databases, Excel, technical documentation).
• Recording data, completing tables and reports.
• Preparing information for analysis and comparison of results from previous and
current inspections.
• Supporting engineers in daily operational tasks and optimizing control processes.

Bank “Pivdennyi” – Intern, Credit Department (Odesa, Ukraine)
June 2022 – August 2022

• Reviewed financial documents and processed credit applications.
• Conducted preliminary assessment of client data and creditworthiness.
• Handled confidential financial information and internal reporting systems.
• Participated in internal audits and team discussions on credit risk issues.
• Gained practical experience in financial analysis and risk assessment.

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