Ruslan

Financial Officer | Data-Analyst
Ruslan Marchenko
30.08.1999, t.me/RuslanMarchenko1314, [відкрити контакти](див. вище в блоці «контактна інформація»), Ukrainian
Mendrisio, Switzerland

ABOUT
Highly motivated and organized professional with strong leadership potential, excellent interpersonal communication skills, and a sense of humor. Key areas
of interest include: data engineering solutions, dashboard-building, ETL, DWH, cloud technologies, medicine, fintech, crypto, igaming, gambling, robotics,
cyber-future-health, algorithms, space exploration. My work experience spans logistics and transportation, marketing, IT, finance, and commodity markets.
Through years of study and professional growth, I have cultivated a strong curiosity, meticulous attention to detail, creative problem-solving skills, and a
commitment to lifelong learning. I am passionate about applying my Data Science knowledge to support healthcare, driven by personal experience in
managing multiple sclerosis and a commitment to improving people’s lives. Leadership experience: led projects as a year leader at university, served as the
leader of a rock band (skills in bass, guitar, drums, and piano), and contributed to business development efforts. This version preserves your tone and key
points while enhancing clarity and flow.

WORK EXPERIENCE

ENERGISE.PRO Full Remote
Financial Officer | Data-Analyst 05/2024– Present

In an IT-company developing mobile applications for the App Store, I was responsible for building a financial system from scratch. Created interconnected
files/tables to manage wallets, including Payoneer, Wise, cryptocurrency and others, ensuring transparency and ease of financial control. Developed
dashboards to analyze financial activities on a daily, weekly, monthly and annual basis, which allowed for prompt tracking of key indicators and informed
decision-making. Conducted in-depth analytics by departments to identify growth points, optimize processes and effectively allocate resources. Calculated
salaries and managed the payroll, ensuring the accuracy and timeliness of payments. I also implemented new tools and solutions that improved operational
processes and increased the company's profitability. Developed and automated reporting systems for key indicators and product metrics, which allowed for
minimizing manual labor and ensuring timely data provision. In addition, I learned budget planning and cohort analysis. Controlled operating, administrative
and marketing (Facebook, Apple Search Ads, TikTok, Google) expenses, developed P&L, Cash Flow and Balance Sheet reports, and conducted market
analysis and financial forecasting, helping the company make strategic decisions based on data.
Using: Google Sheets, Excel, SQL, Python, ASA, ASC, Apphud, FinMap

UBER Kyiv, Ukraine
Financier-Analyst 09/2019 – 02/2023

Due to my passion for new tools, I took on the role of an analyst as well. In my role as an analyst, I led the development of key financial reports including cash
flow statements, profit and loss statements and balance sheets, and led cost optimization initiatives. Developed interactive dashboards for days, weeks, months
and years. Conducted statistics on vehicles, drivers, managers, key product metrics of the company and also financial metrics. My responsibilities extended to
overseeing the addition and analysis of new vehicle fleets including Uklon, Bolt and Taxi 838.
In addition, I supported the launch of a new chain of stores "Pawn Shop" (P.S. - worked for one entrepreneur), managed the entry of information into the
database, maintained sales and purchase statistics, and developed inventory and efficiency dashboards to optimize performance.
Using: Google Sheets, Excel, SQL

UBER Kyiv, Ukraine
Statist-Economist 03/2019 – 09/2019

Gathering My responsibilities included data management, database administration, and coordination of operations. Involved in collecting and entering critical
information into a database, maintaining complex statistics and conducting basic analysis of collected data to extract information. In addition, I monitored the
execution of travel plans and managed related financial aspects such as driver salaries, promotions, bonuses and expenses.
Using: Google Sheets, Excel

EDUCATION
IT Step Academy Mendrisio, Switzerland
Field of Study: Computer Software Engineering 2024 – 2026

Kyiv National Trade and Economic University Kyiv, Ukraine
Master’s Degree
Discipline: Business Development Services 2020 – 2021
Specialization: Service
Bachelor’s Degree
Discipline: Business Development Services 2016 – 2020
Specialization: Service

ADDITIONAL EDUCATION
Data Science – Coursera IBM Toronto University Sep 2024 – Dec 2024
Big Data – Sigma Software University May 2024 – Jul 2024
Data Science and Business Intelligence – DAN.IT Education May 2023 – Jan 2024

SOFT SKILLS
Leadership potential, interpersonal communication skills, sense of humor, curiosity, commitment to continuous learning, attention to detail, creative thinking,
meticulousness
LANGUAGES
English (Professional), Italian (Elementary), Ukrainian (Fluent), Russian (Fluent)

HARD-SKILLS
Finance:
Core Tools: Google Sheets, MS Excel, SQL
Data Visualization: Google Sheets, Tableau, Power BI, MS Excel
Databases: MySQL, PostgreSQL, MSSQL
Cloud Platforms: Google Cloud, Tableau Public

Software:
Programming Languages & Concepts: C++, Python, R, SQL, DAX,
Object-Oriented Programming (OOP) principles, Procedural Programming principles
Libraries: Pandas, NumPy, Matplotlib, Seaborn, ggplot2, plotly
Tools: Docker, Git, S3, Postman, Jira, Confluence, Slack
Frontend: HTML, CSS
IDE: PyCharm, RStudio, VS Code, Visual Studio
Other Smart Words: API, DLL, DML, KISS, YAGNI, DRY, SOLID

HOBBIES & INTERESTS
Glam, Rock, Metal, Robots, Space, Cyber Future, Guitar, Bass, Drums, Piano