Ілля

Illya Grechyshkin
DATA A N A LY S T

C O N T A C T P R O F I L E
Data Analyst with over 6 months of hands-on experience. Skilled in SQL,
[open contact info](look above in the "contact info" section)
Python, Tableau Public, and Google Sheets for data processing,
[open contact info](look above in the "contact info" section) visualization, and workflow optimization. Strong analytical mindset
Kyiv, Ukraine combined with excellent communication skills enables me to solve complex
Telegram tasks and present insights clearly to both technical and non-technical
audiences, as demonstrated when I explained a complex technical problem
E D U C A T I O N to colleagues without a technical background, and they were able to
understand and apply my explanation.

ACADEMY OF HOUSING AND P O R T F O L I O
COMMUNAL SERVICES
Project 1 (SQL Projects) – Account & Message Metrics Explorer
Link to review
Faculty of Business
Project 2 (Tableau Projects) – Sales dashboard
Economics Bachelor’s
Link to review
Project 3 (Python Projects) – E‑Commerce Traffic & Sales Analysis
Link to review
L A N G U A G E S
English B1
P R E V I O U S E X P E R I E N C E
S K I L L S
Spreadsheets: Pivot Tables, Data Protek Logistic LLC FEB 2022 – APR 2024
Cleaning, Visualization Sales Manager
SQL: Advanced Queries, Window Achieved and maintained planned sales targets.
Functions, Query Optimization, Met and exceeded KPI performance indicators.
Monitored payments and managed customer accounts receivable.
Common Table Expressions (CTE)
Provided logistics services and ensured client support.
Python: Pandas, NumPy, Oct 2016 – Dec 2021
TD Boichak
Matplotlib, Seaborn, Exploratory
Sales Manager
Data Analysis (EDA)
Identified and acquired new clients to expand the customer base.
Tableau: Interactive Dashboards,
Processed orders and provided client support throughout the sales
Data Storytelling, Publishing cycle.
Monitored and ensured timely delivery of products.
Statistics: Sampling, Hypothesis
Increased product presence and market share among clients.
Testing, Correlation, Statistical Key achievement: Expanded client portfolio and boosted sales
Significance volumes through proactive customer engagement.

A/B Testing: Planning, Analysis,
ADDITIONAL EDUCATION
Reporting
Other Tools: Jupyter Notebooks, Data Analyst course at Mate academy
LeetCode
Google Analytics, Excel, GitHub