Learn Data Skills
Beta
Alfredo Justice Martinez

Alfredo Justice Martinez

Certified

Data Analyst

Corporate Tools

Technologies

My Portfolio Highlights

My New Track

Associate Data Analyst

My New Workbook

Project: Analyzing Students' Mental Health

My New Workbook

Project: Predictive Modeling for Agriculture

My New Track

Associate Data Analyst

Smarter Models, Fewer Headaches

My Work

Take a look at my latest work.

DataLab

Project: Predictive Modeling for Agriculture

DataLab

Project: Analyzing Students' Mental Health

DataLab

Project: Predictive Modeling for Agriculture

My Certifications

These are the industry credentials that I’ve earned.

Data Analyst Associate

Data Analyst Associate

Other Certificates

Microsoft Power BI Data Analyst (PL-300)

DataCamp Course Completion

Take a look at all the courses I’ve completed on DataCamp.

Courses

Introduction to Python
Introduction to SQL
Introduction to Power BI
Intermediate SQL

My Work Experience

Where I've interned and worked during my career.

Corporate Tools | Jan 2025 - Oct 2025

Data Analyst

Built and maintained analytics dashboards using SQL and Metabase, providing actionable insights for operations, product, and marketing teams. Improved vehicle registrations team performance by 5% through development of operational reporting that surfaced key service metrics. Designed dashboards that increased weekly output by 900% and reduced turnaround time from two weeks to one day by identifying workflow inefficiencies. Supported PPC teams by analyzing advertising data from Google Ads, Microsoft Ads, and GA4, improving cross-channel optimization and ROI. Developed traffic and engagement KPI dashboards for landing page teams, expanding stakeholder data accessibility. Assisted in integrating Meta, Reddit, and additional ad platform data sources into the multi-channel reporting ecosystem.
Show More

Insight Global | Nov 2023 - Sep 2024

Data Analyst

Led a team of analysts responsible for auditing product data across legacy systems, preventing more than $300,000 in data anomaly costs. Ensured data accuracy and consistency for over 2,300 products to support migration to SAP, reporting data health using Power BI and Excel. Served as secondary analyst for product specification audits, reducing lead time for product specifications by 75%. Acted as team lead for new data migration initiatives, developing auditing procedures and applications supporting ETL processes between legacy systems and SAP.

NuAge Experts | May 2021 - Feb 2023

Data Analyst

Served as the SQL subject matter expert for the marketing analytics team. Analyzed marketing performance data across search, paid media, and web analytics platforms; communicated insights to leadership, team members, and clients. Managed dashboards and reporting in Salesforce Datorama, including cross-platform ad tracking and data governance implementation. Connected disparate data sources, developed visualizations, and established data quality standards for client reporting pipelines.

University of North Carolina at Greensboro | May 2017 - Aug 2017

Research Assistant

Research paper published in Vol. 16 Iss. 5 of Games, a Multiple Disciplinary Publishing Institute (MDPI) journal September 2025

My Education

Take a look at my formal education

Master of Science - MS, Applied MathematicsColorado School of Mines | 2020
Bachelor of Arts - BA, Computational and Applied MathematicsWhitworth University | 2018
Bachelor of Science - BS, MathematicsWhitworth University | 2018
Bachelor of Arts - BA, Computer ScienceWhitworth University | 2018

About Me

Alfredo Justice Martinez

Experienced Data Analyst skilled in SQL, data modeling, and impactful dashboards. I build scalable BI solutions, uncover trends, and improve processes. Seeking a role to enhance visibility, automate reporting, and drive data-based decisions.

Powered by

  • Work
  • Certifications
  • Courses
  • Experience
  • Education
  • About Me
  • Create Your Data Portfolio for Free