Data Analyst (SQL, Power BI, Excel)

STEPHEN NWABUEZE

Data Analyst SQL & Database Management Excel & Power BI

Nigeria 090******** ********************@*****.*** PROFESSIONAL SUMMARY

Detail-oriented and analytical data professional with practical training and project experience in data analysis, Microsoft Excel, SQL, database management, and Power BI. Skilled in cleaning, organizing, validating, querying, and analyzing datasets to produce accurate reports and useful business insights. Experienced in developing dashboards, KPIs, and data visualizations while maintaining strong attention to data accuracy and consistency. CORE SKILLS

Data Analysis • Microsoft Excel • SQL • Database Management • Data Cleaning • Data Validation • Data Reconciliation • Power BI • Dashboard Development • KPI Reporting • Data Visualization • Data Entry • Problem Solving • Attention to Detail

TRAINING

Data Analysis Training IFEXA Tech

• Learned fundamentals of data analysis and data handling.

• Worked with Microsoft Excel for data cleaning, organization, and analysis.

• Learned data visualization and dashboard development using Power BI.

• Gained foundational knowledge of SQL and relational databases.

• Practiced extracting insights from structured datasets.

• Applied data validation and accuracy checks during analysis. PRACTICAL PROJECTS

Retail Sales Data Analysis & Power BI Dashboard

• Cleaned and transformed raw sales data.

• Analyzed revenue, sales, profit, products, and performance trends.

• Created KPIs and interactive Power BI dashboards.

• Used Excel for data preparation and validation.

• Identified trends and inconsistencies within datasets. SQL Database Analysis

• Created and worked with structured relational databases.

• Used SQL queries to retrieve, filter, sort, and analyze records.

• Practiced joins, aggregation, grouping, and data filtering.

• Extracted information from multiple related tables.

• Applied logical checks to maintain accurate records. TECHNICAL SKILLS

Excel: Data Cleaning, Formulas, Pivot Tables, Data Analysis Power BI: Data Visualization, KPIs, Interactive Dashboards SQL: Queries, Filtering, Joins, Aggregation

Databases: MySQL, Supabase

Tools: GitHub, VS Code

ADDITIONAL STRENGTHS

Strong attention to detail • Analytical thinking • Data accuracy • Problem solving • Fast learner • Time management • Independent work • Deadline oriented

PROFESSIONAL PROFILE

LinkedIn: linkedin.com/in/stephen-nwabueze-2b6877425 REFERENCES

Available upon request.

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