Hellen Mati

Hellen Mati

Data Engineer | Data Analyst | Cloud Solutions Expert

Passionate about transforming raw data into meaningful insights, optimizing ETL pipelines, and driving data-driven business decisions.

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SQL Data Analysis

Sales Data Mining Project

Analyzing sales data to uncover trends and develop data-driven strategies.

SQL Jupyter Notebooks
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Pizza Sales Analysis

Pizza Sales Analysis

Analyzing pizza sales data to uncover sales trends and customer preferences.

SQL Excel
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ETL Pipeline

ETL Data Pipeline for Global Superstore

Extract, transform, and load sales data into a SQLite database for analytics.

Python Pandas
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Spotify EDA

Spotify EDA Project

Objective: Analyze data from top songs across different decades using Spotify’s "All Out" playlists.

Python Pandas Jupyter Notebooks
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Stock Streaming ETL

Real-Time Stock Price Streaming ETL Pipeline

Objective: Ingest, process, and store real-time stock price data using modern ETL practices, leveraging cloud storage and data warehouses for analytics.

Python Apache Kafka Apache Spark Amazon S3 Google Cloud Storage Amazon Redshift Google BigQuery Apache Airflow Tableau Google Data Studio
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HR Attrition Dashboard

HR Attrition Dashboard

Objective: Creating an interactive HR Attrition Dashboard bu use of the power of Excel

Excel Pivot Tables & Pivot Charts Power Query for Data Cleaning & Transformation GETPIVOTDATA for Dynamic Reporting Slicers for Interactive Filtering Conditional Formatting for Data Highlighting
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HR Attrition Dashboard

Sales Dashboard

Objective:Creating an interactive Sales Dashboard using the power of Excel

Excel Pivot Tables & Pivot Charts Power Query for Data Cleaning & Transformation GETPIVOTDATA for Dynamic Reporting Slicers for Interactive Filtering Conditional Formatting for Data Highlighting
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