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Ifeyinwa Tamuno

@ifeyinwatamuno

Data Analyst at 10Alytics who cut reporting time by 20% and surfaced $2.4M in revenue findings.

At 10Alytics, I extract, clean, and validate data with SQL and Excel, then build documented analytic datasets and Tableau dashboards for business reporting. My analysis and reporting workflows reduced reporting time by 20% and surfaced $2.4M in revenue findings.

Previously, I was an Intern- business and Data analyst at BI Vantage, where I conducted trend and year-over-year analysis and assisted with data models and visualizations for KPI performance. In my projects, I analyzed sales trends and built a Power BI dashboard to explore customer activity, retention, and spending patterns.

Experience

Work history, roles, and key accomplishments

Current

Data Analyst

Current

10Alytics

Feb 2026 - Present (8 months)

Extracted, cleaned, and validated data using SQL and Excel, and built analytic datasets with documented definitions and quality checks. Designed interactive Tableau dashboards and prepared summaries and presentations for stakeholders, reducing reporting time by 20% and identifying $2.4M in revenue.

SQL Excel Tableau Data Cleaning Data Validation Data Harmonization Dashboard Design Data Storytelling Cross Functional Collaboration

Intern - Business and Data Analyst

BI Vantage

Jan 2022 - Mar 2023 (1 year 2 months)

Conducted trend analysis and year-over-year comparisons to support business performance evaluations. Assisted in developing data models and visualizations, responded to ad-hoc requests, and cleaned datasets to ensure data integrity.

Data Analysis Trend Analysis Data Visualization Data Cleaning Data Validation Collaboration