Summary
Overview
Work History
Education
Skills
Websites
Accomplishments
Timeline
Generic

Micheal Chima Nkwocha

DATA ANALYST
Aveiro

Summary

Detail-oriented and Results-driven Data Analyst with proven experience in data accuracy, visualization, inventory tracking, and financial documentation. Skilled in leveraging Microsoft Excel (Power BI, Power Query), Tableau, and SQL to optimize data processes, streamline operations, and drive strategic decision-making. Adept at identifying discrepancies, minimizing errors, and enhancing workflow efficiency through data-driven solutions. Demonstrated ability to deliver high-quality, accurate results that exceed performance metrics and align with business objectives, and committed to maintaining data integrity, confidentiality, and providing actionable insights that support sustainable organizational growth.

Overview

11
11
years of professional experience

Work History

Data Analyst

Momotaikeh Ventures
02.2021 - 05.2025

Achievements

  • Built an executive dashboard adopted by C-level, shortening decision cycles by 40% and increasing visibility on 12 core KPIs.
  • Improved data accuracy from 70% to 98% by introducing validation rules and reconciliation scripts, cutting error-driven rework.
  • Designed a forecasting model that improved demand prediction accuracy by reducing stockouts by 60% and lowering excess inventory.20%
  • Implemented automated alerts for data anomalies, enabling the ops team to resolve issues within 24 hours, reducing downtime.
  • Consolidated 5 disparate data sources into a single data model, reducing query time by 60% and eliminating duplicate records.

Responsibilities

  • Build and maintain ETL pipelines and data models; clean and validate data to keep reports reliable.
  • Turn stakeholder questions into analyses, exploratory studies, segmentation, and forecasts that guide decisions.
  • Create automated dashboards and reports (Power BI and Tableau) and present clear, actionable insights to non-technical teams.
  • Developed and implemented data visualization dashboards, enhancing decision-making processes across multiple departments.
  • Analyzed complex datasets to identify trends, influencing strategic initiatives and improving operational efficiency.
  • Collaborated with cross-functional teams to streamline data collection processes, resulting in increased data accuracy and reduced reporting times.
  • Conducted regular data audits to ensure compliance with organizational standards, significantly improving data integrity.

Data Entry Specialist (Remote)

Hosts Superstore Limited
02.2021 - 01.2022

Achievements

  • Reduced data entry errors by 30% by maintaining strict accuracy standards, improving record reliability and minimizing discrepancies in business reports.
  • Analyzed database trends to provide strategic insights that increased daily revenue from 60% to 85%, enhancing business profitability.
  • Processed over 1,500 data records daily with a 98% accuracy rate, surpassing the organization's average of 60%, ensuring high data reliability.

Responsibilities

  • Ensured accurate data entry, verification, and confidentiality, reducing errors and improving data reliability for efficient reporting and business operations.
  • Tracked and managed inventory movements like purchases, supplies, and pricing, ensuring up-to-date database records for effective stock control and decision-making.
  • Maintained and analyzed customer data, handling reviews, complaints, and recommendations to improve service delivery and enhance overall customer satisfaction.

Internal Auditor

Lagos Travel Inn
06.2017 - 01.2021

Achievements

  • Maintain a reliable financial statement by analyzing and highlighting risk management.
  • Internal control audits at various departments increased the performance of the workforce by 70%.
  • Forecasting and budgeting to improve sales, control wastages, and minimize expenses.
  • Report findings to the Board of Directors, and likewise draft a comprehensive audit report

Responsibilities

  • Analyzing bank lodgment, daily sales analysis, expenses analysis, city ledger, accounts receivable, and accounts payable.
  • Ensuring that all expenses incurred by guests are properly charged to their guest folio and remitted before checkout.
  • Conduct audit testing of specified areas to identify irregularities and assess the dimensions of risk.
  • Investigate financial discrepancies and discipline defaulters according to the company's rules and regulations.

Data Entry Specialist

Globus Supermarket Limited
02.2016 - 05.2017

Achievements

  • Improved customer data accuracy by 85% using Excel, reducing retrieval errors and enhancing record reliability for business operations.
  • Enhanced revenue tracking accuracy from 45% to 90% through precise data entry and financial analysis, optimizing reporting and decision-making.
  • Used Pivot tables to streamline store data evaluation, increasing purchase order efficiency by 70% and improving stock reordering accuracy.

Responsibilities

  • Reviewed data from source documents to ensure accuracy, completeness, and consistency, minimizing errors in record-keeping and improving data reliability.
  • Investigated discrepancies, resolved incomplete records, and addressed data issues to maintain high-quality, error-free documentation for business operations.
  • Managed customer data, sales, purchases, and revenues, ensuring accurate tracking for informed decision-making and sustainable business operations.

Intern Audit Officer

NYSC, Osun State College of Education
08.2014 - 07.2015
  • Assisted in the execution of internal audits, ensuring compliance with regulations and enhancing operational efficiency.
  • Participated in risk assessments, identifying potential vulnerabilities that informed strategic decision-making processes.
  • Collaborated with team members to develop audit reports, facilitating timely communication of findings and recommendations.
  • Conducted data analysis to support audit objectives, contributing to improved accuracy and thoroughness in assessments.

Education

Master's - Data Science for Social Science

University of Aveiro
08.2027

Higher National Diploma - Accountancy

Abia State Polytechnic
Aba, Abia State
07.2012

National Diploma - Accountancy

Abia State Polytechnic
Aba, Abia State
09.2009

Skills

  • Data Analysis and Visualization Data Cleaning and Quality Assurance Database Management and Data Validation Statistical Reporting and Performance Monitoring Financial and Business Data Interpretation Workflow Automation and Process Optimization Data Entry Accuracy and Documentation Spreadsheet Management Dashboard Development Analytical Thinking Customer Data Management Digital Record Maintenance Confidential Data Handling Time Management Multitasking Problem-Solving Communication Attention to Detail Stakeholder Collaboration Performance Monitoring
  • Tools: Microsoft Excel (Power BI and Power Query) Google Sheets SQL Tableau Image Data Entry Software Inventory Management Systems Customer Relationship Management (CRM) Software Enterprise Resource Planning (ERP) Systems Microsoft Office Google Workspace Workflow Automation Tools Data Validation and Reporting System

Accomplishments

  • Spearheaded end-to-end data analysis initiatives that improved reporting accuracy by 35%, enabling leadership teams to make faster, evidence-based business decisions and optimize operational performance
  • Leveraged advanced analytics and visualization tools (Excel, Power BI, SQL) to identify revenue opportunities and customer trends, resulting in a 20% increase in market performance and enhanced data strategy alignment.
  • Designed and deployed automated dashboards and validation systems that reduced manual processing time by 50%, maintained data integrity, and streamlined organization wide data workflows.

Timeline

Data Analyst

Momotaikeh Ventures
02.2021 - 05.2025

Data Entry Specialist (Remote)

Hosts Superstore Limited
02.2021 - 01.2022

Internal Auditor

Lagos Travel Inn
06.2017 - 01.2021

Data Entry Specialist

Globus Supermarket Limited
02.2016 - 05.2017

Intern Audit Officer

NYSC, Osun State College of Education
08.2014 - 07.2015

Higher National Diploma - Accountancy

Abia State Polytechnic

National Diploma - Accountancy

Abia State Polytechnic

Master's - Data Science for Social Science

University of Aveiro
Micheal Chima NkwochaDATA ANALYST