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Registration: 03.09.2026

Queeneth Nnodim

Specialization: Data Analyst
Analytical and results-driven professional with over 5 years of combined experience across research, information management, digital operations and business support specialization in Data Analytics and Business Intelligence. Proficient in Microsoft Excel, Power BI, SQL, and Tableau with completed practical data analytics projects involving data cleaning, analysis, reporting, visualization and business insights. Experienced in gathering and organizing information from multiple sources, conducting research, identifying trends, preparing reports and communicating findings to support decision-making. Strong background in research, market intelligence, stakeholder communication, data management and reporting, supported by a B.A. in Mass Communication and professional certification in Data Analytics. — Data Acquisition and Collection — Data Cleaning and Standardization — Research and Strategic Communications — Business and Market Intelligence — Data Visualization and Dashboard development — Business Reporting and Trend Analysis
SQL MySQL Excel Tableau Power BI Marketing Data Analysis Business Analysis
Analytical and results-driven professional with over 5 years of combined experience across research, information management, digital operations and business support specialization in Data Analytics and Business Intelligence. Proficient in Microsoft Excel, Power BI, SQL, and Tableau with completed practical data analytics projects involving data cleaning, analysis, reporting, visualization and business insights. Experienced in gathering and organizing information from multiple sources, conducting research, identifying trends, preparing reports and communicating findings to support decision-making. Strong background in research, market intelligence, stakeholder communication, data management and reporting, supported by a B.A. in Mass Communication and professional certification in Data Analytics. — Data Acquisition and Collection — Data Cleaning and Standardization — Research and Strategic Communications — Business and Market Intelligence — Data Visualization and Dashboard development — Business Reporting and Trend Analysis
SQL MySQL Excel Tableau Power BI Marketing Data Analysis Business Analysis

Portfolio

Employee Data

The dataset was cleaned and standardized using Excel and MySQL, including: Removing unnecessary spaces Standardizing categorical values Checking duplicates Handling missing values Converting dates to appropriate formats Converting billing amounts to numeric values Creating calculated fields Validating booking and appointment dates Analysis

Data Cleaning Project in SQL

I ensured accuracy of data Removed duplicates Checked for missing values Standardized inconsistent data Checked for outliers and unusual values Produced a clean, structured and analysis-ready dataset for generating reliable insights

HealthCare Data Analysis

The dataset was cleaned and standardized using Excel and MySQL. The process include: Removing unnecessary spaces Standardizing categorical values Checking duplicates Handling missing values Converting dates to appropriate formats Converting billing amounts to numeric values Creating calculated fields Validating booking and appointment dates Analysis Excel Pivot Tables and charts were used for exploratory analysis before developing the final Power BI dashboard.

Skills

Microsoft Excel
Power BI
SQL
Tableau
MySQL
Data Cleaning
Data Visualization
Data Analysis
Business Intelligence
Market Research
Pivot Tables
Power Query
DAX
Data Modelling
Exploratory Data Analysis
Business Reporting
Data Acquisition
Trend Analysis
Stakeholder Communication

Work experience

Digital Marketing & Research Specialist
2023 - 2025 |ENVISIONIA DIGITALS
Microsoft Excel, SQL, Tableau, Power BI
● Gathered and organized business, customer, audience and market information from digital and publicly available sources. ● Conducted market and competitor research to identify trends, opportunities and potential business prospects. ● Collected and analyzed campaign and audience data to evaluate performance and support business decisions. ● Used Microsoft Excel to organize, clean and analyze business and campaign information. ● Prepared reports and presented research findings and recommendations to clients and stakeholders. ● Monitored market trends, competitor activities and changes in customer behaviour. ● Maintained accurate and organized records of business and customer information. ● Used data-driven insights to support digital marketing strategies and business growth. ● Communicated research findings clearly to clients and other stakeholders.
Research, Content & Information Management Specialist
2021 - 2024 |WRITENEST INTERNATIONAL
Research, information management, content writing
● Conducted detailed research using multiple digital sources to gather, verify and organize information. ● Collected and structured large volumes of information for reports, projects and business-related assignments. ● Verified information and maintained high standards of accuracy and data quality. ● Analyzed research findings to identify relevant trends, patterns and insights. ● Prepared research reports and presented complex information in clear and actionable formats. ● Managed multiple information sources while maintaining organized project records. ● Collaborated with clients and stakeholders to identify information requirements and deliver accurate research outputs. ● Applied strong analytical and critical-thinking skills to evaluate information and support decision-making.

Educational background

Mass Communication (Bachelor’s Degree)
2017 - 2022
University of Nigeria, Nsukka

Languages

EnglishIntermediate