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George
@georgenjau_7
Data Analyst
Kenya
English
About me
Hi I'm George, a data analyst with a strong focus on turning raw data into meaningful insights that drive decision-making. I enjoy solving complex problems and uncovering patterns using Excel, SQL, Power BI, and Python. I am particularly interested in building dashboards, automating workflows, and extracting actionable insights from large datasets to create real impact.
George
Offline •
Average response time: 1 hour
See my services
Data Dashboards
I will create professional power bi dashboards, excel reports and data analysis reports
Portfolio
Work experience
Data Analysis
AnalystPrep • Freelance
May 2026 - May 2026 • 0 mos
Worked on data analysis projects focusing on data cleaning, visualization, and reporting using Excel, Power BI, and MySQL to support business decision-making. Key Responsibilities: Collected, cleaned, and transformed raw datasets using Excel and SQL queries in MySQL. Built interactive dashboards in Power BI to visualize key business metrics such as sales trends, customer behavior, and performance KPIs. Wrote SQL queries (SELECT, JOIN, GROUP BY, subqueries) to extract and analyze structured data from relational databases. Automated repetitive Excel reporting tasks using formulas, pivot tables, and charts. Identified trends and insights and presented findings in clear visual reports for decision-making. Key Projects Sales Performance Analysis Dashboard (Power BI) Designed a dynamic dashboard tracking revenue, profit, and product performance. Used Power Query to clean and structure raw sales data. Created DAX measures for KPIs such as total sales, profit margin, and growth rate. Helped identify top-performing products and underperforming regions.
