Gerard Bullock

Data Analyst & Business Intelligence Specialist — transforming raw data into actionable insights through clean, effective solutions.

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Python Tableau Power BI SQL Machine Learning

Projects

Analytics dashboard showing sales performance metrics and charts

Sales Performance Dashboard

Interactive dashboard tracking KPIs, revenue trends, and regional performance with drill-down capabilities for executive decision-making.

Tableau Power BI SQL
Data visualization showing customer retention analysis

Customer Churn Prediction

Machine learning model predicting customer churn with 87% accuracy using Python, enabling proactive retention strategies.

Python scikit-learn pandas
Marketing analytics dashboard with campaign performance data

Marketing Campaign ROI Analysis

Comprehensive analysis of multi-channel marketing campaigns, identifying top-performing channels and optimizing budget allocation.

Python SQL Excel
Financial dashboard displaying profit and loss statements

Financial Performance Tracker

Real-time financial dashboard monitoring P&L, cash flow, and budget variance with automated alerts for anomaly detection.

Tableau SQL ETL
Inventory management system interface with stock level indicators

Inventory Optimization Model

Predictive model forecasting demand patterns and optimizing stock levels, reducing holding costs by 23% while maintaining service levels.

Python Time Series Forecasting
Human resources analytics dashboard showing workforce metrics

HR Analytics & Workforce Planning

Employee performance and retention dashboard providing insights into hiring trends, turnover rates, and departmental efficiency.

Power BI SQL DAX
Data cleansing tool with quality validation indicators

Data Cleansing & Validation Tool

Automated pipeline detecting anomalies, handling missing values, and standardizing formats across multiple data sources with real-time quality metrics.

React Python Data Quality
ETL pipeline dashboard showing data flow and monitoring

ETL Pipeline Dashboard

Real-time monitoring of data extraction, transformation, and loading processes with error tracking, performance metrics, and automated quality checks.

React ETL Monitoring
Modern web design with responsive layout and clean interface

Interactive Analytics Dashboard Design

Modern, responsive web interface for data visualization platform featuring intuitive UX, dark/light mode themes, and mobile-first design principles.

HTML5 CSS3 JavaScript Responsive Design

About Me

Gerard Bullock in graduation cap and gown at MBA ceremony

I'm a data analyst with a passion for turning complex datasets into clear, actionable insights that drive business growth. With over 5 years of experience in business intelligence and analytics, I specialize in building scalable data solutions that empower organizations to make data-driven decisions.

My approach combines technical expertise with strong business acumen, allowing me to bridge the gap between data science and strategic decision-making. I thrive on challenging problems and take pride in delivering solutions that are both innovative and practical.

Core Competencies & Impact

  • Data Visualization & Storytelling — Designed 50+ interactive dashboards in Tableau and Power BI serving 500+ stakeholders, reducing report generation time by 75% and enabling real-time decision-making across C-suite
  • Predictive Analytics & Machine Learning — Built customer churn models with 87% accuracy and demand forecasting systems that improved inventory efficiency by 23%, leveraging Python (scikit-learn, TensorFlow) and advanced statistical methods
  • Database Architecture & Optimization — Engineered high-performance SQL queries and data models processing 2M+ records daily, achieving 60% faster query execution through indexing strategies and query optimization
  • End-to-End ETL Pipeline Development — Architected automated data pipelines integrating 15+ disparate sources, reducing manual data processing by 40 hours/week and ensuring 99.5% data quality consistency
  • Business Intelligence Strategy — Partner with executives to translate complex business questions into actionable KPIs and metrics frameworks, directly influencing $2M+ in data-driven strategic initiatives
  • Cross-Functional Leadership & Communication — Bridge technical and non-technical teams, delivering insights through clear data storytelling that drives alignment across marketing, finance, operations, and product departments

🎯 Unique Value: I don't just analyze data—I transform it into compelling narratives that drive action. My approach combines technical depth with business acumen, enabling me to deliver solutions that are not only statistically sound but also immediately actionable and aligned with organizational goals.

When I'm not analyzing data, you can find me contributing to open-source projects, mentoring aspiring data analysts, or exploring the latest developments in AI and machine learning.

Let's Work Together

I'm always interested in hearing about new projects and opportunities. Whether you need help with a data challenge, want to discuss business intelligence strategies, or just want to connect, feel free to reach out.