data-analytics-portfolio

Detects when a cat walks on your keyboard desktop notification, optional screen lock.

End-to-end E-commerce Revenue & KPI Analysis using Python, SQL Server, and Power BI. Includes data cleaning, SQL modeling, DAX KPIs, and an interactive BI dashboard.

A comprehensive geospatial analysis and visualization platform for Mars exploration data, integrating NASA's Mars datasets, USGS planetary data, and advanced AI/ML techniques for terrain analysis, landing site selection, and mission planning support.

Professional development environment for PySpark ETL interviews and practice.

End-to-end retail sales data analysis project using Python (Pandas) and Power BI. Includes data cleaning, exploratory analysis, KPI reporting, and business insights.

Source-level patches for AMD ROCm to fix critical memory coherency issues on RDNA1/2 consumer GPUs

End-to-end customer sales data analysis using Python, including data cleaning, transformation, and business insights visualization.

An analytical study of how Bitcoin market sentiment (Fear vs Greed Index) influences trading volume, leverage behavior, and profitability using historical data.

BI & Data Analytics Portfolio

SQL analysis of the data analyst job market in PostgreSQL: top-paying remote roles, most in-demand skills, and which skills combine high demand with higher salaries.

SQL-based retail sales and customer analytics project using MySQL.

End-to-end Data Analytics portfolio featuring 21 business case studies: RFM segmentation, A/B testing, cohort & funnel analysis, exploratory data analysis (EDA), and operational KPI frameworks using Python.

SQL data analysis project using SELECT, JOIN, GROUP BY, and ORDER BY queries to analyze sales performance, revenue trends, and customer purchasing behavior.

A 5-page Power BI business intelligence dashboard analyzing revenue, clients, financial performance, and strategic insights for InstaHeed.

Realistic synthetic Bangladesh HR analytics portfolio with 13 CSV datasets, 13 Excel workbooks, 186 documented fields, interactive dashboards, Kaggle metadata and a Python EDA notebook.

Tableau dashboard analyzing British Airways customer review data to evaluate airline service performance across aircraft types, locations, and time.

People analytics 500 karyawan: 13 pertanyaan HR dijawab dari 5 tabel via pipeline Medallion T-SQL (20 gold view) + dashboard Power BI. Temuan: turnover 18% terkonsentrasi di 2 tim, premi promosi 8,3% kalah dari annual review, gap gender 13,6%.

Comprehensive Power BI end-to-end analytics dashboard for Maven Market (1997–1998) analyzing sales revenue, profitability, product brand performance, regional transaction volume, and return rates.

Market Basket Analysis using Python & SQL | Retail Purchase Patterns & Association Rule Mining

Interactive Power BI dashboard and AI insights agent for analyzing BMW global sales data (2010–2024).