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I will do sql data cleaning and build a professional power bi dashboard
Evan Rahman
About this gig
Stop struggling with fragmented data. I will transform your messy raw datasets into a high-impact, interactive Power BI Dashboard powered by expert SQL data cleaning.
As a certified Data Analyst, I specialize in end-to-end solutions. I don't just build visuals; I engineer the underlying data. Using advanced MySQL logic and Power BI UI/UX standards, I ensure your business metrics are accurate, professional, and easy to interpret.
My Specialized Services:
- Expert SQL ETL: Handling complex data cleaning, fixing inconsistent dates, and string manipulation.
- Strategic UI/UX: Clean, high-contrast dashboard designs with professional page navigation.
- Business Intelligence: Advanced DAX measures for revenue tracking, risk assessment, and trend analysis.
- Actionable Insights: Ranking priority metrics to help you make immediate, data-driven decisions.
Why Choose Me?
- Technical Depth: Maven Analytics certified in Power BI, Advanced SQL, and MySQL.
- Precision Driven: I handle the "messy" data prep so your final report is flawless.
- Business Mindset: I focus on metrics that matter.
Lets turn your raw data into a strategic asset.Massage me now!
Get to know Evan Rahman
Evan Rahman
Data Analyst: Turning Chaos Into Clear Dashboards
- FromBangladesh
- Member sinceJan 2026
- Avg. response time1 hour
Languages
Bengali, English
I am a Business Intelligence specialist dedicated to helping businesses turn raw data into actionable insights. I specialize in building interactive Power BI dashboards and advanced Excel solutions, using Power Query and DAX to create high-impact visualizations. Backed by certifications from Maven Analytics and Deloitte Australia, I focus on providing accurate, results-driven reporting that helps you track KPIs and uncover hidden trends. Whether you need complex data modeling or executive-level summaries, I am here to help you make smarter, data-driven decisions.
My Portfolio
FAQ
What do you need from me to start the project?
I need your raw data (Excel,CSV,Xlxs,SQL Script or SQL database access) and brief summary of the specific business question you want the dashboard answer.if your data is currently "messy" its ok -handling raw data is my specialty
Can you handle data cleaning if my record inconsistent?
Yes,Unlike many designer who only focus on visual, i use SQL Logic,Power Query,Perform ETL (Extract,Transform, Load).I fix inconsistent date formate,handle null an clean strings to ensure your dashboard is build on accurate data
Which tool do you use for data analysis and visualization?
I primary use MySQL or BigQuery(not usually) for data transformation and Power BI for the final interactive Dashboard. I apply ui/ux standards to ensure report are clean,high contrast and easy for stackholders to navigate.
Will i be able to to update the dashboard with new data in the future?
Absolutely.I build dashboard with focus on automation.once the intial pipeline and power bi model are set up then you can simply refresh the data to see the insights withour needing rebuild the visual.
Can you provide the raw Power Bi after completion?
Yes.i can Power BI dashboard (.pxix) file along with the interactive dashboard for use and future updates
