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Andrew Vynnyk
Data Analyst/Scientist
Experienced in transforming complex datasets into strategic insights that drive business growth. Proven track record in developing
automated pipelines, calculating core KPIs, and integrating AI/ML solutions including LLMs for forecasting, reporting, and operational
efficiency. Proficient at blending technical expertise with business acumen.

WORK EXPERIENCE
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Data Scientist
Fintech - NDA
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04/2024 - 09/2025, Hungary
Fintech company providing B2B services in crypto currency domain
Achievements/Tasks
Ivano-Frankivsk, Ukraine
Designed and deployed n8n-based automations to streamline task assignment, reporting, and
operational workflows across teams.
SKILLS Applied process mining to analyze CRM process completion and compliance, identifying
automation opportunities.
Python SQL Implemented LLM-assisted script analysis for the SOC department (Splunk), enhancing
efficiency and code quality control.
Process Mining/pm4py Conducted behavioral analytics on large datasets to guide process optimization and product
improvements.
BPMN/UML
Data Scientist
Google Cloud Platform Rebel Tang
11/2020 - 04/2024, Warsaw ,Poland
MS Suite Jira Virtual restaurant provider operating in Poland , Ukraine and Cyprus. Food-Tech - HoReCa / E-commerce
Responsibilities
Airbyte Extracted and Analyzed Market Data: Gathered data from various sources, primarily food
delivery marketplaces, using Python and Octoparse, contributing to a rich data repository for
Looker Studio trend analysis and benchmarking.
Developed and Maintained ETL Pipelines: Built efficient data ETL pipelines using Airbyte to
Hugging Face ensure smooth data integration into BigQuery,enabling data availability.
Calculated Core Business Metrics: Measured and monitored key KPIs including conversion
Ollama n8n rates, customer acquisition cost (CAC), average order value (AOV), and partner performance.
Additionally, developed custom performance metrics tailored to operational goals, enabling
more accurate tracking and strategic decision-making.
Automated Insight Generation Using LLMs: Created pipelines using context-enriched large
language models to summarize complex datasets into actionable insights for non-technical
LANGUAGES stakeholders, reducing manual reporting time by 90%.
Created Dynamic Dashboards for Visualization: Built and maintained interactive dashboards
English
in Looker, translating raw data into actionable insights to track performance and highlight
trends for stakeholders.

Ukrainian

EDUCATION
Polish Bachelor in Artificial Intelligence and Business Administration
Akademia Leona Koźmińskiego
06/2018 - 09/2021, Warsaw ,Poland
Bachelor
Thesis: Governmental financing initiatives as
HOBBIES drivers of the start-up ecosystem in Ukraine.

Weightlifting

Public Speaking

Languages