Особисті дані приховані

OLHA OLIINYK
Junior Data Analyst
Ukraine (Remote)
Phone: [відкрити контакти](див. вище в блоці «контактна інформація»)
LinkedIn: [відкрити контакти](див. вище в блоці «контактна інформація»)
Email: [відкрити контакти](див. вище в блоці «контактна інформація»)
GitHub: github.com/oliinyk-olha
Kaggle: https://www.kaggle.com/ihnatieva

ABOUT ME

Analytical and detail-oriented professional moving into Analysis, bringing practical experience clarifying needs and
communicating with people from customer-facing roles in banking, government services, and marketing. Currently
building technical analysis skills (SQL, Python, Tableau) through self-directed study and independent portfolio
projects, and motivated to grow into a role that connects business needs with development teams.

SKILLS

SQL: PostgreSQL, window functions, CTEs, joins, aggregation, subqueries, data-driven decision making
Python: pandas, NumPy, SciPy, matplotlib, seaborn — data cleaning, data validation, EDA, merging/reshaping,
groupby & pivot tables, datetime handling, outlier detection (IQR), correlation analysis
Visualization: Tableau (dashboards, calculated fields, filter actions, parameters)
Statistics: probability distributions (scipy.stats), sampling, correlation vs. causation, outlier detection
Excel: XLOOKUP, VLOOKUP, INDEX/MATCH, SUMIFS, COUNTIFS, IF, data cleaning (TRIM, CONCAT, MID)
Product Analytics: conversion, funnel, retention, churn, LTV, ARPU/ARPPU, cohort analysis, repeat purchase rate,
MRR, MoM, cart abandonment, DAU/WAU/MAU
Design & Prototyping: Figma, UI/UX design fundamentals (completed coursework)

EXPERIENCE

Social Media Designer — Marketing & Content Agency Nov 2024 – Apr 2025
Registrar / Screener — Right to Protection (HIAS / UNHCR Partner), Dnipro Apr 2022 – Dec 2022
Inspector, Analytical Department — Administrative Services Center Aug 2019 – Sep 2021
Call Center Consultant — PrivatBank Feb 2018 – Feb 2019

PROJECT EXPERIENCE
NYC Airbnb Investment Analysis — PostgreSQL, Tableau Public Jul 2026
Segmented 48,895 NYC Airbnb listings into pricing and stay-length categories; built two Tableau dashboards —
github.com/oliinyk-olha
Online Retail II — Exploratory Data Analysis — Python: pandas, matplotlib Jun 2026
Performed end-to-end EDA on 1M+ UK retailer transactions and built a cohort retention analysis —
kaggle.com/ihnatieva

EDUCATION

Mariupol State University (2016-2020)
Bachelor's Degree in Education. Qualified Teacher of Ukrainian Language and Literature
DataCamp — Data Analyst in SQL Track (2026)
DataCamp — Data Analyst in Python Track (2026)
Beetroot Academy — UI/UX design (2022)

LANGUAGES
English: B1+, Russian: Native, Ukrainian: Native