Дмитро

Dmytro Yakubenko
Data Analyst
[open contact info](look above in the "contact info" section) | [open contact info](look above in the "contact info" section) | Vinnytsia, Ukraine | LinkedIn
PROFESSIONAL SUMMARY
Data Analyst with experience in SQL (PostgreSQL, MySQL), Python ETL pipelines and BI reporting, including recent work as a Senior Data
Analyst in banking. Currently designing Python-based ETL pipelines that process millions of records and delivering dashboards in Excel
and Power BI. Background in mobile development (Native Android, Flutter) gives me a strong product and engineering perspective on
how data is produced, tracked and consumed. Proficient across the full analytical stack: Python (pandas), SQL, Tableau, Power BI and
Google Sheets. Seeking a Data Analyst role where I can drive data-driven decisions at scale.

WORK EXPERIENCE
Lead Data Analyst Jul 2026 – Oct 2026
Ukrsibbank
• Designed and optimized PostgreSQL queries (CTEs, window functions, index-aware joins) to extract and analyze large-scale banking
datasets for business and risk stakeholders.
• Built and maintained recurring management and operational reports and interactive dashboards, giving teams a single source of
truth for key business metrics.
• Developed reusable SQL views and data marts that standardized metric definitions and accelerated ad-hoc reporting.
• Ran data quality checks and reconciliation across source systems to keep reports accurate and consistent.
• Worked directly with product, risk and finance stakeholders to turn business questions into analytical solutions, and presented
findings and recommendations to management.
SQL Analyst / Data Analyst Aug 2025 – Jun 2026
Центр Муніципальних Систем Управління · Vinnytsia
• Designed and implemented Python ETL pipelines (pandas, DBF processing) to ingest, clean, and load sanctions and terrorist
designation datasets into a structured MySQL database — reducing manual processing time by ~85%.
• Processed and standardized millions of municipal records, ensuring data integrity, deduplication, and compliance with internal data
schemas.
• Wrote complex MySQL queries (JOINs, CTEs, window functions) to support operational reporting and data-driven decision-making
across departments.
• Built and maintained analytical dashboards and reports in Excel with pivot tables, Power Query, and advanced formulas for
management reporting.
• Integrated external REST APIs to enrich internal datasets with up-to-date reference data, automating previously manual lookup
workflows.
• Conducted data quality audits and manual testing of internal systems to ensure accuracy, consistency, and system stability.
Mobile Developer (Native Android & Flutter) ~3 years
Previous experience
Three years of end-to-end mobile development: native Android apps (Kotlin/Java) and cross-platform apps with Flutter/Dart. Worked
across the full cycle, from UI implementation and REST API integration to local data storage, testing and releases on Google Play. This
background strengthens my analytical work with an understanding of how product data is generated, tracked and consumed.

TECHNICAL SKILLS
Languages & Querying: Python (pandas, numpy), SQL (PostgreSQL, MySQL, complex queries, CTEs, window functions)
Data Visualization: Power BI, Tableau, Google Looker Studio
Spreadsheets & Reporting: Microsoft Excel (Power Query, Pivot Tables, advanced formulas), Google Sheets
ETL & Data Engineering: Custom Python ETL pipelines, DBF processing, REST API integration
Databases: PostgreSQL, MySQL, Google BigQuery
Mobile: Native Android, Flutter
EDUCATION
Master's Degree — Computer Science Sep 2021 – Feb 2023
Vasyl Stus Donetsk National University
Bachelor's Degree — Computer Science Sep 2017 – Jun 2021
Vasyl Stus Donetsk National University
JOB SIMULATIONS & PROFESSIONAL DEVELOPMENT
• Deloitte — Data Analytics Job Simulation (data cleaning, dashboarding)
• Quantium — Data Analytics Job Simulation (retail transaction analysis, Python)
• Tata — Data Visualisation: Empowering Business with Effective Insights
• Commonwealth Bank — Introduction to Data Science Job Simulation
Open to remote, hybrid, and on-site opportunities · Available immediately