Franklin Obiesilim

Data Analyst

Port Harcourt, Port-HarcourtMember since February 17, 2026

SQLData VisualizationStatistical AnalysisExcelData ValidationAd-Hoc AnalysisPowerPoint

About

Detail-oriented Data Analyst with hands-on experience collecting, cleaning, and analyzing large datasets to uncover trends and translate findings into actionable business insights. Skilled in SQL, Power BI, and Excel, with a track record of building dashboards and reports that communicate key metrics clearly to both technical and non-technical stakeholders. Experienced collaborating with cross-functional teams and partners to define data requirements, ensure data accuracy through validation and quality checks, and support data-driven decision-making.

Comfortable working independently in fully remote, cross-time-zone environments and delivering ad-hoc analysis under contract timelines.

Experience

Power BI Job Simulation - PwC Switzerland

(2024-12 - 2024-12)

Built and maintained 12 Power BI dashboards and reports translating 25 key performance indicators (KPIs) into clear visualizations, delivering 30% quicker data visualizations that addressed 90% of customer requirements.
Performed statistical analysis on 5 years of HR data across 10 gender-specific KPIs, uncovering trends that informed strategic decision-making and drove a 15% increase in a diversity metric.
Collaborated with engagement partners through 50+ written updates to align on data requirements, ensure data accuracy, and support on-time, quality project delivery.
Applied data validation and quality-check practices throughout dashboard development to ensure consistency and reliability of reported metrics.

Data Analytics and Visualization Job Simulation - Accenture North America

(2024-11 - 2024-11)

Collected, cleaned, modeled, and analyzed 7 datasets for a social media client to identify trends and patterns, generating evidence-based recommendations that increased client interaction by 25%.
Developed ad-hoc reports and visualizations, then presented findings via PowerPoint and video presentations to 15+ clients and stakeholders, breaking down complex data into clear, actionable insights and achieving a 95% satisfaction rate.
Worked cross-functionally to define analysis priorities and ensure findings aligned with business objectives.