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Data analyst
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MARTYNOVYCH SERHII
D A T A A N A L Y S T
[open contact info ](look above in the "contact info" section) SUMMARY
[open contact info ](look above in the "contact info" section)
Junior data analyst with a keen eye for detail, specializing in developing
Kyiv, Ukraine dashboards, optimizing metrics, and maintaining high data accuracy.
Skilled in SQL-based data extraction and transformation, as well as
LinkedIn Tableau and Power BI for visual storytelling. Passionate about
leveraging data analytics to uncover trends and support business
Telegram growth in a dynamic team environment.
SKILLS
EXPERIENCE
PostgreSQL, Amazon Athena
DATA ANALYST
Tableau, Tableau Server, Power BI
SQUAD 05/2024 - 02/2025
Google Sheets, Docs, Excel
Python (pandas, numpy, matplotlib, seaborn) Сreating dashboards in Tableau and publishing on Tableau Server
Jupyter Notebook Writing SQL queries and clearing data in Pycharm and Amazon Athena
Git, GitHub, Gitlab Making reports of daily metrics using Google Sheets
Jira, Confluence Report automatization
Understanding of descriptive statistic
Pycharm, ChatGPT DATA QUALITY OPERATOR
SQUAD 02/2020 - 05/2024
LANGUAGES
Review and validate labeled objects in videos to ensure accuracy and
Ukrainian - native consistency.
Russian - fluent Assess video annotations and categorize content based on predefined
guidelines.
English - intermediate
Identify and correct labeling errors to maintain data quality.
EDUCATION DATA OPERATOR
SQUAD 06/2018 - 02/2020
GEODESY CARTOGRAPHY AND
LAND MANAGEMENT / Identify and tag relevant objects, movements, or events in video frames.
SPECIALIST
Categorize video content according to predefined classification rules.
National Aviation University Collaborate with the quality control team to refine labeling accuracy.
09/2011 - 06/2012
LAND MANAGEMENT / JUNIOR
SPECIALIST, BACHELOR
PROJECT EXPERIENCE
The College of Information
TABLEAU PUBLIC
Technologies and Land
Management of the National
Aviation University GITHUB
09/2006 - 06/2011
D A T A A N A L Y S T
[
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Junior data analyst with a keen eye for detail, specializing in developing
Kyiv, Ukraine dashboards, optimizing metrics, and maintaining high data accuracy.
Skilled in SQL-based data extraction and transformation, as well as
LinkedIn Tableau and Power BI for visual storytelling. Passionate about
leveraging data analytics to uncover trends and support business
Telegram growth in a dynamic team environment.
SKILLS
EXPERIENCE
PostgreSQL, Amazon Athena
DATA ANALYST
Tableau, Tableau Server, Power BI
SQUAD 05/2024 - 02/2025
Google Sheets, Docs, Excel
Python (pandas, numpy, matplotlib, seaborn) Сreating dashboards in Tableau and publishing on Tableau Server
Jupyter Notebook Writing SQL queries and clearing data in Pycharm and Amazon Athena
Git, GitHub, Gitlab Making reports of daily metrics using Google Sheets
Jira, Confluence Report automatization
Understanding of descriptive statistic
Pycharm, ChatGPT DATA QUALITY OPERATOR
SQUAD 02/2020 - 05/2024
LANGUAGES
Review and validate labeled objects in videos to ensure accuracy and
Ukrainian - native consistency.
Russian - fluent Assess video annotations and categorize content based on predefined
guidelines.
English - intermediate
Identify and correct labeling errors to maintain data quality.
EDUCATION DATA OPERATOR
SQUAD 06/2018 - 02/2020
GEODESY CARTOGRAPHY AND
LAND MANAGEMENT / Identify and tag relevant objects, movements, or events in video frames.
SPECIALIST
Categorize video content according to predefined classification rules.
National Aviation University Collaborate with the quality control team to refine labeling accuracy.
09/2011 - 06/2012
LAND MANAGEMENT / JUNIOR
SPECIALIST, BACHELOR
PROJECT EXPERIENCE
The College of Information
TABLEAU PUBLIC
Technologies and Land
Management of the National
Aviation University GITHUB
09/2006 - 06/2011
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The candidate's resume is posted at https://www.work.ua/resumes/12998740/