Obinna fidelis

Data Analyst

Fidz Int, PH, NGA

Key Responsibilities & Achievements: Collected, cleaned, and analyzed large datasets using SQL, Excel, and Python (Pandas, NumPy), improving data accuracy and reliability by 30%. Designed and maintained interactive dashboards in Power BI / Tableau, enabling management to make data-driven decisions faster. Developed and automated ETL pipelines, reducing manual reporting time from days to hours. Conducted trend, variance, and predictive analysis to support marketing, sales, and operational strategies. Translated complex datasets into clear reports and visualizations for both technical and non-technical stakeholders. Collaborated with business teams to identify KPIs and track performance metrics against targets. Applied statistical analysis (regression, correlation, hypothesis testing) to uncover patterns and forecast outcomes. Ensured data integrity and compliance with company data governance and security policies. Technologies Used: SQL | Excel (Advanced Formulas, Pivot Tables, Power Query) | Python (Pandas, NumPy, Matplotlib, Seaborn) | R (if applicable) | Power BI | Tableau | Google Data Studio | Snowflake / BigQuery (if applicable) | Jupyter Notebook | Git