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)

Kyiv, 2023

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

Junior data analyst

Киев

675 $

45 лет

полная занятость, неполная занятость, проектная работа

Характер работы: удаленная работа, стажировка / практика, гибридная, в офисе/на месте

Обновлено 4 месяца назад