Работала в 2 компаниях 13 лет 8 месяцев
Банки
Head of the direction in Security Department
Prominvestbank
Банки
7 лет 2 месяца
12.2014 - 02.2022
Access control system support.
Data analysis of the access control system.
Reported regularly to managers on project budget, progress and technical problems.
Resolved problems, improved operations and provided exceptional service.
Assisted with day-to-day operations, working efficiently and productively with all teammembers.
Learned and adapted quickly to new technology and software applications.
Managed time efficiently in order to complete all tasks within deadlines.
Leading analyst of the Information and Analytical Department
Prominvestbank / Проминвестбанк
Банки
6 лет 4 месяца
07.2008 - 11.2014
Validated results and performed quality assurance to assess accuracy of data.
Queried databases for information needed for report processing. Generated reports detailing findings and recommendations.
Provided reporting for forecast analysis and ad-hoc reporting in support of decision-making.
Gathered, organized and input information into digital database.
In 2023, I improved my skills by successfully completing the data analyst course at GoIt
Ключевая информация
Hard skills:
DBeaver(PostgreSQL), BigQuery
Tableau, Looker Studio, Amplitude,
Python (Jupyter Notebook: NumPy, Pandas, Matplotlib, SciPy),
A/B testing,
Google Sheets (calculations, feature adoption and visualizations)
Descriptive, diagnostic, prognostic and prescriptive analysis.
Calculation of metrics (revenue, MRR, ARPPU, LT, LTV, conversion rate, engagement metrics(DAU, WAU, MAU)), user/customer retention, user churn rate/customer turnover, estimates of variability, regression analysis, cohort analysis, forecasting.
Училась в 1 заведении
Державний вищий навчальний заклад "Київський національний економічний університет імені Вадима Гетьмана"
Фінансово-економічний/Банківська справа
Київ, 2001
Владеет языками
Английский
средний
Украинский
родной
Может проходить собеседование на этом языке
Может проходить собеседование на этом языке
Курсы, тренинги, сертификаты
Certificate of successful completion Data Analytics course at GoIt (Unique ID 19480)
DA units:
Unit 1. Basic statistics, analysis, and data visualization in Google Sheets
Unit 2. SQL and data visualization
Unit 3. Data visualization in product and marketing analytics.
Unit 4. Python and Jupyter Notebook
Unit 5. A/B testing
Дополнительная информация
Portfolio in Tableau
https://public.tableau.com/app/profile/viktoriia.kolosovska/vizzes
Viktoriia
Viktoriia
Junior data analyst
Киев
полная занятость, неполная занятость, проектная работа
Характер работы: удаленная работа, стажировка / практика, гибридная, в офисе/на месте
Обновлено 4 месяца назад