Особисті дані приховані

Oleg Datsenko
SENIOR DATA ANALYST · AVAILABLE FOR ENGAGEMENTS

BI & Data Analytics — dashboards, data modeling, ETL, and stakeholder-ready reporting

COMMERCIAL EXPERIENCE DOMAIN EXPERTISE CORE STACK

9+ years IT & services · Banking & finance · SQL · Python · Power BI · QuickSight
Logistics · Construction
LINKEDIN

[відкрити контакти](див. вище в блоці «контактна інформація»)

01 Skills
PROGRAMMING LANGUAGES TOOLS & PLATFORMS

SQL 4/5 Microsoft Excel 5/5

Python 3/5 Google Sheets 5/5

DAML 3/5 Power BI 4/5

Haskell 2/5 QlikView /
4/5
QlikSense
JavaScript 2/5
Amazon
Google Apps 3/5
3/5 QuickSight
Script
IBM Db2 3/5

FRAMEWORKS & LIBRARIES FOREIGN LANGUAGES

NumPy 3/5 English 3/5

pandas 2/5 Croatian 3/5

Deneb (Vega-Lite) 3/5 Polish 2/5

RATING KEY — 5 expert · 4 regular commercial use · 3 periodic commercial use · 2 theoretical knowledge, no commercial project · 1 basic
theoretical knowledge

02 Latest Experience
EMPLOYER 1 NEW 1 month
Data Platform Hub — P6 Scheduling
BI Developer
Engaged at a critical late stage — the final month before MVP — to stabilize and complete project controls reporting for a
large-scale construction program. The project featured incomplete documentation, evolving requirements, and reports
initially built on mock data, requiring a rapid transition to production-ready analytics under tight deadlines.
RESPONSIBILITIES & ACHIEVEMENTS

Took over ownership of Power BI reporting during the final pre-MVP phase and ensured successful delivery under
compressed timelines.
Re-engineered reports originally built on mock data to work reliably with production datasets and real project structures.
Designed and validated robust DAX logic to detect new, deleted, and changed tasks across baseline and current
schedules, aligning results with SQL ground truth.
Implemented advanced Gantt timeline visualizations with multi-level WBS hierarchy using Deneb (Vega-Lite) to support
project control use cases.
Quickly navigated unclear requirements and missing documentation, proactively clarifying logic and stabilizing analytics
outputs for stakeholders.
Microsoft Fabric Power BI Desktop DAX Deneb (Vega-Lite) SQL Oracle P6

EMPLOYER 1 NEW 1 month
Identity Verification & ESG Analytics
Senior BI Analyst
Delivered ESG and impact reporting for an identity verification platform, enabling analysis of inclusivity, geographic reach,
and product performance through BI dashboards for annual and internal reporting.
RESPONSIBILITIES & ACHIEVEMENTS

Built ESG dashboards in Amazon QuickSight showing pass rates, fail reasons, and YoY trends across products,
geographies, and demographics.
Analyzed Databricks silver/gold datasets (ID3, Expect ID, Go) to validate data availability, quality, and consistency for
ESG metrics.
Defined and implemented core ESG KPIs — pass rates, volumes, demographic splits, geographic coverage — with
aggregation and privacy thresholds.
Investigated dataset lineage and source definitions across QuickSight and AWS to support reliable self-service reporting.
Collaborated with impact and data teams to clarify reporting requirements and prepare the Phase-1 ESG reporting
structure.
Amazon QuickSight Amazon Athena SQL Amazon SageMaker

EMPLOYER 1
3 months
Agentic Marketing Platform
Senior Data Scientist
Built an agentic platform for the global digital marketing team of a Swiss-based leading agricultural company, with multiple
AI agents supporting the full digital marketing lifecycle from campaign planning to performance reporting. Navigated limited
database access, missing documentation, and tight delivery timelines to turn disconnected marketing data into clean,
agent-ready aggregations, delivering a unified data model integrating 5+ marketing sources (Google Analytics, Salesforce,
paid ads platforms) for an LLM-based Analyzer agent.
RESPONSIBILITIES & ACHIEVEMENTS

Collected business logic to link tables, calculate agreed metrics, and identify required keys and attributes by interviewing
engineers and managers.
Defined missing logic for uncertain metrics, such as unusual traffic.
Built the ERD.
Led exploratory analysis to understand data quality, lineage, and gaps across marketing sources.
AWS Redshift SQL DBeaver Git/GitLab Python QlikSense draw.io Jira Confluence

EMPLOYER 1
1 month

Sales Pricing Strategy Optimization
Senior Data Analyst
For a UK-based hardware retail network specializing in building and construction materials, improved the sales pricing
strategy for the online product segment. Analyzed product metrics, identified anomalies, uncovered key product enablers,
and detected popular bundles — delivering insights via Google Sheets and a Looker report with bubble charts, supporting
strategic discussions and further project expansion.
RESPONSIBILITIES & ACHIEVEMENTS

Built SQL queries to calculate key metrics.
Monitored and optimized SQL query performance.
Conducted data profiling.
Created data visualizations in Looker.
SQL Google BigQuery Looker Google Sheets

EMPLOYER 2
5 months
Automation Services for Fintech
BI Engineer
For a Belgian financial technology client, worked on automation and integration bridging CFO, finance, AR/AP, and treasury
functions. The platform stood out for its seamless integration with numerous ERP and banking systems, drill-down to
transaction-level detail, and an AI-based simulation engine enabling cash flow scenarios, forecasts, and impact analysis.
The team of 7 specialists maintained and extended existing functionality across frontend and backend, switching between
different environments for various clients.
RESPONSIBILITIES & ACHIEVEMENTS

Resolved ETL issues across diverse environments, including cloud and on-premises, for various clients, ensuring data
integrity and availability.
Developed and modified charts, creating new on-demand reports to meet evolving business needs.
Collaborated with project stakeholders to gather requirements, provide updates, and ensure alignment.
Investigated, diagnosed, and resolved software defects and performance bottlenecks.
Python SQL Batch Script QlikView

EMPLOYER 2
6 months

Blockchain-Based Fintech Solutions
Software Engineer
Delivered services to a Belgian fintech company enhancing digital money through conditional usage rules implemented via
blockchain-based smart contracts, removing the need for trust by enforcing predetermined conditions. The key challenge
was ensuring architecture design and security; a team of 5 engineers built an MVP and full-featured product from scratch,
plus extensions, across frontend and backend.
RESPONSIBILITIES & ACHIEVEMENTS

Built smart contracts.
Conducted rigorous testing and code reviews of new features developed by teammates, ensuring code quality and
adherence to project standards.
Developed the allowances feature from scratch.
Participated in the development and testing of other key functionalities.
DAML Catalyst Blockchain Hyperledger

EMPLOYER 2
1 year
Sanction Screening Product
Implementation Consultant
Partnered with a Belgian client renowned for its expertise in financial services to migrate and implement a new version of
the sanction screening product from scratch, for financial institutions worldwide including national and regular commercial
banks. The key challenge was reaching stakeholders and clients to plan migrations; a team of 5 focused on maintenance
and migration to a transaction screening service, culminating in new web services.
RESPONSIBILITIES & ACHIEVEMENTS

Planned migrations.
Collaborated with stakeholders and clients.
Matched client requirements with system capabilities.
Prepared presentations.
Jira Confluence MS PowerPoint MS Excel MS Teams Webex Internal tools

EMPLOYER 3
5 years 7 months
Unified Associative Data Model
BI Engineer
For a Ukrainian logistics client, developed a unified associative data model to fulfill the business unit's analytical
requirements, plus maintenance and support for existing features. The most challenging part was investigating the AS/400
data scheme to locate required data with little documentation. A team of 3 delivered an MVP and full-featured product from
scratch, maintenance, extension, and migration to Power BI, across frontend and backend.
RESPONSIBILITIES & ACHIEVEMENTS

Led the data model design and implementation.
Developed all ETL workflows.
Designed the complete frontend, including dashboards, data visualizations, and reports from scratch.
Collaborated with end-users to understand their analytical needs and guide effective use of the analytical application.
SQL QlikView Power BI

03 Education & Credentials
EDUCATION COURSES & CERTIFICATION

MS in Organization and Management of Road Transport Databricks Certified Data Analyst Associate
Kharkiv National Automobile and Highway University, Ukraine Certification
2013 2026

BS in Transportation and Materials Moving DAML Fundamentals
National Transport University, Kyiv, Ukraine Digital Asset — Course & Certification
2012 2023

QlikView Development Training
RBC Group Ukraine
2015

Oleg Datsenko · Senior Data Analyst — CV last updated July 2026