ChukwumaJohnson

Data Analyst

Transforming data into actionable insights for informed decision-making.

15%

Customer Churn DashboardThis dashboard provided real-time insights that helped reduce churn by 15% over six months.

40%

Sales Performance TrackerThe tracker improved sales reporting efficiency by 40%, allowing teams to make quicker decisions.

25%

Support Tickets InsightsThe insights led to a 25% reduction in response times and improved customer satisfaction scores.

Key Projects

Power BI · SQL

Customer Churn Dashboard

The business needed to understand customer retention patterns to reduce churn rates. I developed a live dashboard that tracks churn for over 50,000 customers, incorporating cohort analysis and filters.

This dashboard provided real-time insights that helped reduce churn by 15% over six months.

Power BISQL

Power BI · Excel

Sales Performance Tracker

Sales teams struggled to access consolidated performance metrics from multiple data sources. I created an executive dashboard that integrates data from six sources, featuring real-time KPIs and drill-down capabilities.

The tracker improved sales reporting efficiency by 40%, allowing teams to make quicker decisions.

Power BIExcel

SQL · Power BI

Support Tickets Insights

The organization needed to analyze support ticket data to improve customer service responsiveness. I analyzed over 120,000 support tickets to identify common complaints and monitor SLA breaches.

The insights led to a 25% reduction in response times and improved customer satisfaction scores.

SQLPower BI

Experience

Present

Data Analyst

Retail & Subscription Business

Designed and implemented a reporting system that improved data accessibility for management.
Utilized SQL to extract and analyze sales data, influencing product development strategies.
Collaborated with cross-functional teams to integrate data insights into operational workflows.

Technical Stack

Data Analysis Tools

Power BISQLExcel

Let's build something.

Open to remote, contract, and full-time opportunities.

Emailchukwuma.johnson@gmail.com