Оксана

Oksana Vokhmianina DATA ANALYST
CONTACTS

[відкрити контакти](див. вище в блоці «контактна інформація») Address: Dnipro, Ukraina
[відкрити контакти](див. вище в блоці «контактна інформація») Linkedin
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SUMMARY
Data Analyst with a strong background in economics and finance, combined with hands-on project experience
in data analysis. Skilled in working with marketing, sales, and business datasets. Proficient in SQL, Python,
Excel, Tableau, and Power BI. Experienced in building BI dashboards, preparing analytical reports, and
providing insights to support business decisions.

HARD SKILLS
Technical: SQL, Python (Pandas, NumPy), Excel, Tableau, Power BI, Google Sheets, Jupyter Notebook, SQL
Workbench, Looker Studio (basic), Amplitude (basic)
Analytical: data cleaning & processing, cohort analysis, A/B testing, marketing analytics, dashboard
development.

SOFT SKILLS
Attention to detail, critical thinking, fast learner, adaptability, responsibility, organizational skills

PROJECT EXPERIENCE
Revenue Analytics Dashboard
Developed a revenue analytics dashboard to monitor financial performance and user monetization trends.
Calculated core SaaS metrics such as MRR, ARPPU, LTV, Churn Rate, Expansion and Contraction MRR.
Performed analysis of revenue growth, churn behavior, and customer lifecycle.
Created visualizations to support product managers in data-driven decision making.
Dashboard

E-commerce Funnel Dashboard
Built an interactive dashboard to analyze conversion performance of an e-commerce website using GA4 data
from BigQuery.
Analyzed key metrics including visits, orders, sales, and conversion rates across the customer funnel.
Created a visualized funnel from website visit to purchase to identify drop-off points in the user journey.
Developed interactive charts and filters to analyze performance by traffic source, device category, landing
page, and user language.
Dashboard

Sales and Profitability Analysis (Data Analysis Projects)
GoIT Data Analytics Course
Tools: Tableau, SQL, Excel
Description: Built dashboards to track sales and profitability trends over 2020–2023 and analyze business
efficiency by product category and delivery performance.
My tasks:
Created time series for sales and profit tracking;
Evaluated profitability by category and subcategory;
Assessed delivery times and their impact on business metrics;
Designed interactive dashboards with filters and actions for dynamic analysis.
Highlighted key drivers of profitability and bottlenecks in delivery;
Enabled management to make data-driven decisions faster by 40%.
🔗 Dashboards1
🔗 Dashboards2
WORK EXPERIENCE
Career Break | 2025 – 2026
Focused on:
studying Data Analytics (SQL, Python, Tableau)
studying Digital Marketing in Hillel IT School
improving English skills
personal reasons
B2B (Poland,Wroclaw) | Order Picker
2020 - 2025
Picking and preparing customer orders
Working with warehouse system
Packing and preparing goods for shipment

TPW (Poland) | Testing Operator
2017 - 2020
Quality control of electronic boards
Visual inspection of components
Working with production equipment

Epicenter | Financial Department Economist
2014–2017
Conducted ABC analysis of product assortment,
Monitored seasonality and slow-moving inventory.
Planned budgets and activities for departments and sub-departments.
Performed inventory control (16,000–30,000 SKUs).
Prepared financial and operational reports for management and head office.

Avtotekhnics | Accountant
2012–2014
Maintained primary accounting documentation.
Processed payroll, taxes, and vendor reconciliations.
Worked with Client-Bank, fuel write-offs, and financial settlements.

House of Coffee | Economist
2011–2012
Handled primary accounting documents.
Conducted inventory checks and monitored sales and stock levels.

Alfa Tech | Economist
2008–2009
Verified invoices against delivery notes.
Managed write-offs of goods, parts, and fuel.
Analyzed sales and market demand.
Prepared documentation for procurement and future leasing operations.

Avito Brand Company | Technologist
2007–2008
Developed process sheets and cost calculations.
Monitored production standards and material consumption.
Supported marketing and sales teams with technical documentation.

LANGUAGES
Ukrainian: Native
Polish: Upper-Intermediate (TELC Certificate)
English: Intermediate (B2 in progress)
EDUCATION & COURSES

GoIT – Data Analysis (2025)
Hillel IT School – Digital Marketing (2023)
National Metallurgical Academy of Ukraine (2012–2014) – Postgraduate Degree:
Business Economics (Economist)
Dnipropetrovsk University of Chemical Technology (2002–2007) – Specialist/Bachelor:
Chemical Engineering