Hi, I am Karol
Data Analyst

I love analyzing and visualizing data, and I am passionate about helping businesses identify, analyze, and solve challenges through data-driven insights.

Hire me!

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Job achievements

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Years of Experience

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Lines of Code

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Project Completed

Achievements in my professional life.

Since beginning my professional journey, I’ve managed e-commerce operations, developed advanced data solutions, created insightful dashboards. My achievements reflect a dedication to leveraging data and technology for impactful results.

Contact Me

Data Analyst

As Data Analyst, I want to work closely with clients to understand their needs and goals for their businesses

My Skills

Since starting my professional journey, I’ve optimized e-commerce operations, developed data solutions, and delivered impactful, data-driven insights.

Excel

Conditional Formatting, Pivot Table, Pivot Chart, VLOOKUP, HLOOKUP

100%

SQL

SQL Server, MySQL, PostgreSQL, Subquary, CTE

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Python

Libraries Pandas, NumPy, SciPy, MatPlotLib, os, Seaborn

100%

Power BI

Opportunity to work on several projects using DAX, API, Power Query

100%

R

Packages: dplyr, shinny, ggplot, tm, tidyr

75%

Microsoft Azure

DataBricks, Azure Data Lake, Data Warehouse

50%

My Specialization

Advanced Data Analysis (Excel, SQL, Python,...

Proficiency in working with databases (SQL Server, MySQL, PostgreSQL) and applying advanced query techniques (JOIN, CTE, Subqueries). Skilled in data processing, analysis,...

2 PROJECTS

Interactive Dashboards and Reports (Power BI)

Expertise in creating dashboards and reports using BI tools like Power BI and Tableau to visualize key metrics and KPIs, enabling data-driven...

2 PROJECTS

Data Modeling and Cloud Processing (Azure,...

Experience with cloud platforms like Microsoft Azure, including DataBricks, Azure Data Lake, and Azure Data Warehouse, to integrate, analyze, and store large...

1 PROJECTS

Business and Analytical Process Automation (Excel,...

Conducting qualitative and quantitative research to understand user needs, behaviors, and pain points. Utilizing methods such as surveys, interviews, and usability testing...

15 PROJECTS

My Portfolio

Ultra Run Python Project

Athlete Performance Analysis Project As...

R Project – Covid-19

COVID-19 Analysis Using R Project...