Oyelakin Racheal
Oyelakin Racheal

Data Analyst

Open to offers · Member since 9 Sep 2026
Message
Location
Oyo, Nigeria
Desired salary
Unspecified
Work preference
Remote Only
Experience level
Junior

About

Professional summary

I am a detail-oriented Data Analyst with a background in Demography and Social Statistics and practical training in Excel, Power BI, SQL, and Python.

I clean, validate, and transform messy datasets to ensure they are accurate, structured, and ready for analysis. I am comfortable working independently to solve data problems from raw data through to actionable insights.

I build Excel reports and dashboards using PivotTables, PivotCharts, Power Query, slicers, and advanced functions such as SUMIFS, AVERAGEIFS, COUNTIFS, and MAXIFS.

I use SQL for filtering, joins, aggregations, and subqueries, and I use Power BI to create data models, DAX measures, and interactive multi-page dashboards.

I have delivered analytics projects covering sales performance, revenue, profit, customer trends, return rates, and regional performance. My work focuses on communicating clear findings that support better reporting and decision-making.

In my administrative role, I manage high volumes of records, reconcile information against source documents, prepare summary reports, and handle sensitive data with confidentiality.

Skills

20 capabilities

Tech stack & tools

Working toolkit

Languages & Frameworks

Libraries

Experience

Career history

Admin & Supply Department, National Youth Service Corps (NYSC) Placement Ministry of Establishments and Training, Secretariat, Oyo State

Enter, clean, and validate large volumes of records in digital databases and spreadsheets, maintaining data accuracy and completeness.

Identify and correct data errors, reconcile records against source documents, and maintain structured administrative filing systems.

Prepare summary reports for departmental review while handling sensitive personnel and administrative information with strict confidentiality.

Education

Learning history

Federal University Oye-Ekiti

B.Sc., Demography and Social Statistics

Second Class Upper, CGPA 3.2/5.0. Relevant coursework included Statistics, Demographic Methods, Research Methodology, Data Analysis, Population Studies, and Social Research Techniques.

Served as Project Team Leader for a final-year research project on socio-demographic and occupational determinants of antenatal care utilization among women in Oye-Ekiti, Ekiti State, Nigeria. Collaborated on survey data collection, analysis, and interpretation for evidence-based findings.

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