Lyle Cory Miller – Business, Data, CRM & Systems Analyst Portfolio

Turning data into business strategy across CRM, BI, and systems.

📌 This repository serves as a curated portfolio overview, pinned alongside 4 individual project repositories. Each project includes full documentation, dashboards, and real-world business insights. Designed for roles in Data, Business, CRM, BI, and Systems Analysis.

👋 About Me

I’m a Business, Data & CRM Analyst with a B.B.A. in Information Systems from Florida International University (FIU). I specialize in solving business challenges through data analysis, systems thinking, and dashboard development.

This portfolio simulates real-world workflows across data analytics, BI reporting, CRM segmentation, and IT operations, aligned with the expectations of junior analyst roles.

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📚 Table of Contents

• About Me
• Portfolio Overview
• Key Skills Demonstrated
• Focus Areas & Target Roles
• Tools & Technologies
• Featured Project – Capital One Credit Risk Analysis
• Full Project List
• Repository Structure
• Dataset Sources
• Resume & Contact
• Final Thoughts

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📜 Certifications:

📌 Google Data Analytics Professional Certificate – Google/Coursera
📌 Google Project Management Professional Certificate – Google/Coursera
📌 Agile Project Management – LinkedIn Learning
📌 Business Analysis – LinkedIn Learning
📌 SQL, Power BI, and Data Visualization – LinkedIn Learning

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Portfolio Overview 🧠

Each project uses real datasets to reflect practical business problems in credit risk, logistics, IT ticketing, and sales returns. I used SQL, Excel, Power BI, and Tableau to simulate stakeholder-ready deliverables across functional teams.

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Key Skills Demonstrated 📌

• Data Analytics & Segmentation – Practical SQL queries & customer segmentation
• KPI Reporting & Visualization – Clear, interactive dashboards for business decisions
• System & Process Optimization – Root-cause insights, efficiency improvements
• SQL Segmentation & Trend Analysis – Practical queries for insight extraction
• Process & System Optimization – Identifying inefficiencies and improvements
• Business Decision Support – Translating data into actionable strategy
• CRM Workflow Support – Retention trend analysis and behavior-based segmentation

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Focus Areas & Target Roles 💼

This portfolio reflects the expectations of entry-level and junior analyst roles, with strong alignment to:

• Data Analyst – Dashboard creation, reporting, segmentation, KPI monitoring
• Business Analyst – Operational insights, stakeholder reporting, opportunity analysis
• CRM Analyst – Customer behavior trends, retention insight, segmentation dashboards
• Operations Analyst – Process optimization, service performance tracking
• BI Analyst – SQL reporting, visual analytics, decision support
• Systems Analyst – Help desk metrics, UAT support, IT workflow audits

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Tools & Technologies 🛠️

Tool	Use Case
SQL	Data queries, segmentation, filtering
Power BI	KPI dashboards, reporting, visuals
Tableau	Data storytelling, service insights
Excel	Data cleaning, transformation, metrics

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Featured Project – Capital One Credit Risk Analysis 📌

An exploration of customer default behavior based on demographics and payment patterns.

📊 Dashboard Preview:

Report Access: 📄 View Full Report (PDF)

SQL Access: 🧮 View SQL Queries

Project Folder: 🔗 View Full Project Folder

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Full Project List 📂

1️⃣ Sales & Returns Performance Analysis

Note: Also listed as “Sales Returns Strategy & Profitability Dashboard” on my resume and LinkedIn profile.

• Objective: Assessed sales trends and return rates to reduce losses and improve profit margins.
• Key Tools: Excel, Tableau
• Key Insights: High-return products, $23K profit loss, 8% return rate

📊 View Project Dashboard → Dashboard
📄 View Project Report → Report (PDF)
📁 View Project Folder → Project Folder

2️⃣ IT Help Desk & Ticketing System Analysis

Note: Also listed as “IT Workflow & KPI Optimization” on my resume and LinkedIn profile.

• Objective: Evaluated IT support performance and identified areas of delay across ticket channels.
• Key Tools: Excel, SQL, Tableau
• Key Insights: 49.6% resolution rate, delays from pending customer responses, medium/critical overload

📊 View Project Dashboard → Dashboard
📄 View Project Report → Report (PDF)
📁 View Project Folder → Project Folder

3️⃣ Global Logistics Performance Analysis

Note: Also listed as “Global Logistics Performance Dashboard” on my resume and LinkedIn profile.

• Objective: Analyzed global LPI scores from 2010–2023 to assess trade infrastructure.
• Key Tools: Excel, SQL, Power BI
• Key Insights: Top/Bottom countries, infrastructure quality gaps, global LPI improvement

📊 View Project Dashboard → Dashboard
📄 View Project Report → Report (PDF)
🧮 View Project SQL → SQL File
📁 View Project Folder → Project Folder

4️⃣ Capital One Credit Risk Analysis

Note: Also listed as “Capital One Credit Risk & CRM Segmentation Dashboard” on my resume and LinkedIn profile.

• Objective: Analyzed customer default patterns using financial and demographic indicators.
• Key Tools: Excel, SQL, Power BI
• Key Insights: Default risks by education/age/payment status, credit limits vs risk

📊 View Project Dashboard → Dashboard
📄 View Project Report → Report (PDF)
🧮 View Project SQL → SQL File
📁 View Project Folder → Project Folder

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Repository Structure 📁

Portfolio-Projects
│
├── 📁 Project-1-Sales-Performance-Analysis
├── 📁 Project-2-IT-Helpdesk-Analysis
├── 📁 Project-3-Global-Logistics-Performance
├── 📁 Project-4-Capital-One-Credit-Risk-Analysis
└── README.md (Main Portfolio Overview)

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Dataset Sources 📌

• Sample - Superstore Sales Dataset (Tableau)
• Customer Support Ticket Dataset (Kaggle)
• World Bank Logistics Performance Index (LPI)
• Default of Credit Card Clients (UCI Repository)

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Resume & Contact 📄

📄 Download My Resume (PDF) 🔗 Connect on LinkedIn
📧 lylecmiller.work@gmail.com

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Final Thoughts 📝

Thanks for visiting! Feel free to connect on LinkedIn or explore the live version of my portfolio:

🌐 lylecorymiller.carrd.co

⚠️ Note: This repository is pinned as a portfolio overview alongside 4 individual project repositories. For best viewing, visit the featured dashboards and full case study documentation.