Nkechi Ihewulezi

Data Analyst | Database Administrator
Port Harcourt, NG.

About

Highly analytical Data Analyst and Database Administrator with a proven track record of transforming complex datasets into actionable insights that drive efficiency and strategic business decisions. Expert in leveraging SQL, Python, Tableau, and Google Cloud Platform to design scalable models, optimize reporting, and streamline processes. Adept at applying AI-driven insights and advanced analytics to enhance customer engagement, recover significant outstanding debts, and reduce churn in fast-paced, collaborative environments.

Work

Port Harcourt Electricity Distribution Company
|

Customer Experience Analyst

Port Harcourt, Rivers, Nigeria

Summary

Analyzed customer data and leveraged AI-driven insights to optimize service delivery, improve customer engagement, and support operational efficiency for a major electricity distribution company.

Highlights

Spearheaded a team in reconciling customer accounts, leading to the recovery of over ₦1.5 billion in outstanding debts and significantly boosting the organization's financial health between 2023 and 2024.

Developed and deployed predictive models utilizing engagement patterns and purchase history, identifying at-risk customers and enabling targeted retention campaigns that reduced customer churn by 15% over a 12-month period.

Designed and implemented interactive Power BI and Google Sheets dashboards, providing stakeholders with real-time customer experience metrics and reducing manual reporting time by 60%.

Empowered cross-functional teams with data-driven insights, fostering enhanced decision-making and delivering measurable results across diverse service channels.

Self-Employed
|

Freelance Data Analyst

Remote, Nigeria

Summary

Provided data analysis, workflow automation, and reporting solutions for diverse small business clients, enhancing data consistency and operational efficiency.

Highlights

Designed and implemented Google Sheets-based workflow automation and validation rules for small business clients, improving data consistency and significantly reducing reporting errors.

Managed data-intensive projects involving transcription, categorization, and quality control across multilingual datasets, ensuring high data accuracy for international clients.

Developed and integrated Google Forms with Sheets and Docs for Go-Formal Africa, streamlining data collection processes and improving reporting reliability through standardized templates.

Reduced reporting errors by improving data consistency and validation processes, enhancing overall data quality and reliability for various client projects.

ToniLink Ventures Ltd
|

Data Entry Officer

Lagos, Lagos, Nigeria

Summary

Ensured high levels of data accuracy and completeness by maintaining and updating structured datasets for a dynamic venture.

Highlights

Maintained and updated structured datasets with meticulous attention to detail, consistently achieving high levels of data accuracy and completeness.

Cleaned and validated thousands of records using advanced Excel functions and manual checks, enhancing data integrity for critical business operations.

Generated daily logs and comprehensive monthly summary reports, providing timely insights for internal monitoring and informed decision-making.

Education

University of Calabar, Nigeria
Calabar, Cross River, Nigeria

BSc.

Pure Chemistry

Languages

English

Certificates

Power BI Data Analyst Associate

Issued By

Microsoft

Data Analysis & Visualization

Issued By

3MTT Nigeria

Google Data Analytics

Issued By

Google

Certified Data Analyst

Issued By

Quantum Analytics NG

Virtual Assistant Certification

Issued By

ALX

Problem Solving Using Computational Thinking

Issued By

University of Michigan

Skills

Data Analysis Tools

Python, SQL, Power BI, Tableau, Excel, Google Analytics.

Database Management

MySQL, SQL Server, Big Query, Google Cloud Platform.

Business Intelligence

Data Visualization, Data Warehousing, ETL Processes, Financial Analysis.

Soft Skills

Leadership, Strategic Planning, Effective Communication, Cross-functional Collaboration, Problem Solving, Detail-oriented, Continuous learning mindset.