Chidera Onyewuotu
Analyst
4+ years exp
SQL
Python
Active 16 days ago
Invite to interview
Download CVCV
Overview
Technical skills
Timeline
Roles
Overview
Senior Data Analyst and BI specialist with 6+ years of experience turning large datasets into business intelligence outputs using SQL, Power BI, Tableau, Python, and advanced Excel. Delivered data quality governance and reporting improvements across master data and analytics projects for FMCG, banking, telecommunications, and analytics consultancy clients. Skilled in building ETL/ELT pipelines, designing dashboards, and translating insights for executive stakeholders.
Phone
Technical skills
SQL
Python
Analytics
Power BI
Microsoft Excel
Collibra
ETL/ELT
Tableau
AI/ML
NumPy
Pandas
Spark
Databases
Databricks
Timeline
Data Analyst / Data Quality & Governance Analyst (Master Data)
•
Middle
Nigerian Breweries PLC
•
Full-Time
Maintain master data quality dimensions across production, customer, and vendor datasets using Ataccama and Collibra. Build and manage data views with SQL scripts in Databricks in collaboration with data engineering to reduce manual retrieval time. Lead master data standards unification across operating companies and cleanse datasets using Excel and SQL to resolve anomalies and support accurate upstream reporting.
Collibra
Databricks
SQL
Microsoft Excel
Data Analyst / Business Intelligence Analyst (Contract)
•
Middle
10Alytics Data & Strategy
•
Contractor
Architect and deploy Power BI dashboards and associated data infrastructure for multiple client engagements. Implement end-to-end ETL pipelines to support accurate extraction, transformation, and loading workflows. Prepare business requirements by analyzing and validating client datasets, improving reported KPI accuracy and decision-making timeliness for stakeholders.
Power BI
ETL/ELT
Data Analyst / Data Entry Analyst
•
Junior
Vivo Nigeria
•
Full-Time
Develop and deliver BI dashboards and analytics reports using Power BI and Excel for regional sales performance stakeholders. Create Excel pivot analyses to improve visibility of sales trends and monitoring. Build and maintain reporting artifacts including a stock report and sub-dealer database, and coordinate with product, finance, and marketing teams for cross-functional data requirements.
Power BI
Microsoft Excel
Digital Product Sales Executive (Data)
•
Middle
First Bank Nigeria Ltd
•
Full-Time
Use Excel and pivot table analysis to identify dormant customer accounts and support targeted reactivation efforts. Support growth of agent banking by maintaining and enriching customer data for sales reporting and engagement tracking. Apply data-driven segmentation and targeting to improve digital product adoption outcomes for the branch.
Microsoft Excel
St. Paul's University College
Bachelor's Degree •
Accounting