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Alina Matviichuk

Alina Matviichuk

Ukraine

Data Processing

0 0
148
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I am a Data Analyst with hands-on experience working with data and a strong background in Excel, which I have gained in previous roles. I have 19 years of experience in finance and accounting, now pivoting into Data Analytics. I have experience managing complex financial operations, banking products, and credit portfolios for major corporations such as SOCAR. During my studies, I worked on data analysis, cleaning, and visualization, and I am continuously developing my skills in the tools required for a Data Analyst. Currently, my primary practical tool is Excel, but I am actively deepening my…
Ivan Kirilko

Ivan Kirilko

Ukraine

Databases & SQL · Data Processing

1 0
151
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I’m Ivan K., a seasoned Data Analyst and Systems Analysis Specialist with over 5 years of experience in data analysis, data visualization, systems optimization, ETL processes, and business intelligence. I specialize in turning chaotic and unclear data into actionable insights, enabling businesses to make informed decisions and optimize their operations effectively. Areas of Expertise: - Data Analysis & Visualization: I have extensive experience in creating compelling and informative visual reports using Power BI and Tableau, transforming complex datasets into insights that help businesses make…
Tetiana Zhavryda

Tetiana Zhavryda

Ukraine

Data Processing · Customer Support

0 0
114
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I work with business data and data visualization in Tableau. I help transform large datasets from Excel, CSV files, Google Sheets, and databases into clear analytical reports and interactive dashboards. My main focus is data preparation and cleaning, combining data from multiple sources, KPI calculation, performance analysis, and creating visualizations that support business decision-making. For data processing and analysis, I use Excel, SQL, and Python (Pandas). For data visualization, I use Tableau. I have practical experience delivering analytical projects for the agricultural and energy…
Solar Power Plant Performance Dashboard (Tableau)
202 USD
50
Solar Power Plant Performance Dashboard (Tableau)
Data Processing
Interactive Tableau dashboard for monitoring solar power plant (SPP) performance and evaluating its impact on electricity consumption and operational efficiency. Helps understand how much of the company's energy demand is covered by solar generation…
Energy Consumption & Solar Generation Comparative Analysis
148 USD
47
Energy Consumption & Solar Generation Comparative Analysis
Data Processing
Interactive Tableau dashboard for comparative analysis of grid electricity consumption before and after solar power plant implementation. Helps evaluate the impact of solar power plant (SPP) deployment on enterprise energy efficiency by comparing…
Oleg Dubetsky

Oleg Dubetsky

Ukraine

Python · Data Processing

0 0
133
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Automated financial report for the Prom.ua store (Python)
7 USD
104
Automated financial report for the Prom.ua store (Python)
Data Processing
The store owner spent 3 hours a week manually reconciling sales from Prom and the Excel cost price. There was a problem understanding the actual net profit due to returns and commissions. Solution: A script was developed in Python (Pandas) that:…
Olga Smolianinova

Olga Smolianinova

Ukraine

Databases & SQL · Data Processing

0 0
130
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Superstore Sales Dashboard
112
Superstore Sales Dashboard
Data Processing
Interactive dashboard for monitoring retail sales performance Data modeling: Converting a "flat" sales table (Superstore #dataset) into a relational model using the "Star" schema (Star Schema), highlighting individual product directories and…
Nataliia Tymkova

Nataliia Tymkova

Ukraine

Databases & SQL · Data Processing

0 0
130
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Hi! I’m a Junior Data Analyst who loves turning raw data into clear and beautiful visual stories. I specialize in data visualization using Tableau and Looker Studio, creating dashboards that reveal valuable insights and support better business decisions. I have a background in economics and over 10 years of experience working with spreadsheets, accounting, and organizing large volumes of information. I can clean, prepare, and transform data into easy-to-understand charts, KPIs, and reports. I work with Tableau, Looker Studio, Excel, Google Sheets, and basic SQL. I’m detail-oriented,…