Andrey Scherbina

Andrey Scherbina

Data Analyst Intern
Russia
English

About Me

I like the tasks of data analytics / product analytics, I consciously chose the direction after working in a large company (Ozon). The tasks presented in the vacancy are interesting to me and I believe that I can effecti…

Experience

Financial Analyst Intern

Ozon · Moscow
Jul 2024 - Jan 2025 · 6 months

1. Preparation and consolidation of management reportsParticipation in the formation of the monthly Segment P&L (profit and loss statement by segment).Generation, verification and distribution of additional AddPL reports (for business units - BU, and for key geographical territories - KGT).2. Automation and improvement of financial data qualityAchievement: Conducted normalization and unification of numerical discrepancies between PL by BU and PL KGT reports, which increased the consistency and reliability of management information.3. Analyzing and working with data on requests from external organizationsAchievement: Independently fulfilled a specialized request from the Association of Digital Platforms: accumulated and prepared financial information for the specified categories of sellers (sellers) for the purposes of the association.4. Solving auxiliary analytical tasksPerforming third-party analytical tasks as part of the team's work aimed at supporting financial planning and reporting processes.

Data Markup Specialist

Yandex Crowd · Moscow
Mar 2024 - May 2024 · 2 months

1) Conducting a comprehensive assessment of the AI assistant's responses to a variety of user requests (from simple factual to complex multistep tasks).2) Analysis of the response's compliance with the user's original query based on the following criteria: completeness, accuracy, usefulness, coherence, and security.3) Identification and categorization of typical model errors: hallucinations, incomplete answers, deviation from the topic, violation of logic.

ТерВерм

Создание отраслевого решения для потенциальнозаинтересованного сектора МСП.
Нормировал числовые расхождения в AddPL между PL by BU и PLKGT для унификации фин. информации
Оценка соответствия результатов работы виртуального ассистента запросам пользователей.
Выполнил запрос Ассоциации цифровых платформ (Ozon - один из членов орг-ции) по аккумуляции фин. информации по конкретным категориям селлеров (Для сотрудников Ozon: смотреть на Confluence “Запрос данных: Ассоциация цифровых платформ”)

Стажировка фин. аналитиком в Ozon в дирекции по корп. развитию и финансам в команде управленческой отчетности

Ozon

Помощь в формировании ежемес. Segment PL
Формирование и рассылка AddPL (BU, KGT etc.)
Некоторые сторонние задачи

Специалист разметки данных для Алисы

Яндекс Крауд

Слушатель школы аналитики

МТС Финтех и ЦРК ВШЭ

Студент

SIMULATIVE

Участие в бизнес-кейсе

Альфа Банк

Skills

Statistics Probability Theory SQL PostgreSQL Vertica Python NumPy Pandas Matplotlib Seaborn MS Excel Power Query Power Pivot Статистика
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