Jami McMillen
Huntington Beach
Summary
Seeking a long-term opportunity to advance my career.
Strategic analytics leader with 8+ years of experience turning complex data into actionable insights that drive business performance. Expert in building scalable analytics solutions, shaping data strategy, and delivering high-impact narratives influencing executive decision-making across finance, marketing, operations, risk, and technology. Proven ability to lead cross-functional collaboration, mentor teams, and streamline workflows through automation and advanced visualization.
Overview
8
8
years of professional experience
Work History
Senior Data Analyst, Strategy, Risk, & Data Management
Yamaha Motor Finance
Cypress
08.2022 - 02.2025
- Presented credit policy change recommendations to the Executive Officer Committee, leading to a 120-bps reduction in losses and a 90-bps increase in loan activations
- Drove a 25 percentage point improvement in automated credit decisioning, supporting strategic growth and optimizing decision turnaround time
- Designed 14+ interactive KPI dashboards in Sigma (similar to Tableau and Looker), reducing month-end reporting time by 50% while enhancing real-time analytics
- Applied econometric modeling in R to improve loss forecasting accuracy by 6%, as measured by RMSE and R² evaluations
- Optimized pricing segmentation, boosting originations by 200-bps and reducing portfolio loss by 25-bps
- Developed a Sigma-based dashboard to streamline vehicle repossession strategies, improving operational efficiency by 20%
- Conducted A/B testing on marketing campaign messaging, leading to a 15% improvement in conversion rates and a 10% reduction in customer acquisition cost
Senior Data Analyst, Data Platforms & Data Science
Amway
Ada
03.2022 - 08.2022
- Improved Amway.com UX by developing a Python-driven machine learning product recommender, leveraging detailed buying patterns to personalize shopping, resulting in a 5% increase in average cart size
- Led analysis of behavioral data to develop a Python-based machine learning framework, increasing personalized training platform adoption by 20%
- Designed and automated a ‘Market Profile’ dashboard in Tableau, providing company-wide visibility into global KPIs and enabling teams to self-serve curated data for strategic initiatives
- Conducted product sales performance analysis, identifying high-performing segments and increasing sales in underperforming regions by 10%
Senior Data Analyst & Visualization Developer Consultant
Lulu and Georgia, Pluto TV, and Farm-to-Table Startup
Irvine
06.2021 - 03.2022
- Led Snowflake data integration for a retail client, migrating analytics to Looker for scalability and enhanced insights at Lulu and Georgia
- Automated reporting workflows, reducing manual efforts by 95% at Lulu and Georgia
- Delivered marketing analytics dashboards for a streaming service, driving a 30% improvement in ad targeting effectiveness at Pluto TV
Senior Business Intelligence Analyst, Finance
Arbonne International LLC
Irvine
03.2020 - 06.2021
- Led BI dashboard development in Tableau, overseeing KPI tracking, product launches, and promotional analytics to enhance data-driven decision-making
- Developed financial forecasting models using SQL and R, increasing promotion effectiveness by 25% and improving inventory planning
- Provided deep-dive demographic and sales behavior analyses, optimizing go-to-market strategies and increasing conversion rates by 15% for new product launches
- Migrated 100% of BI dashboards from CSV-based reporting to Redshift
Senior Data Analyst, Business Intelligence & Advanced Analytics
LPL Financial
San Diego
09.2018 - 03.2020
- Delivered $2M in new revenue by curating analytical datasets for external business partnerships
- Developed and executed data-driven lead strategies for a $6.6B advisor portfolio, increasing advisor engagement by 20%
- Built an Advisor Scorecard dashboard in Tableau, enabling data-driven investment decisions and improving wealth management strategies
- Automated and standardized dashboard design and reporting workflows in Tableau and Alteryx, reducing manual reporting efforts by 80%
Data Analyst Manager, Lowe’s Portfolio
Synchrony Financial
Charlotte
09.2016 - 09.2018
- Developed marketing analytics strategies, driving $3.2B in retail sales and $1.1M in incremental revenue
- Managed and optimized $500M in marketing investments, increasing campaign ROI by 15%
- Streamlined promotional tracking using SAS and Tableau, automating reporting processes and reducing 100% of manual errors
- Led integration of APT (Applied Predictive Technologies), enhancing campaign tracking automation and deep-dive analysis
Education
Master of Science - Applied Data Science
University of San Diego
San Diego, CA12.2026
Master of Business Administration - Digital Transformation
University of California
Irvine, CA05.2024
Bachelor of Science - Business Administration, Business Information Systems
University of Pittsburgh
Pittsburgh, PA08.2016
Skills
- SQL
- Python
- R
- SAS
- Tableau
- Alteryx
- Excel
- Financial Analysis
- Strategic Planning
- Business Process Optimization
- Data-Driven Decision Making
- Performance Measurement
- Technology Adoption & Integration
- Data Storytelling
- Dashboard Development
- Cross-Functional Collaboration
- Project Management
- Business Case Development
- Stakeholder Communication
- Agile Methodologies
- KPI Design
- JavaScript
- Tableau Prep
- Power BI
- Looker
- Sigma Computing
- Snowflake
- AWS Redshift
- GCP BigQuery
- Oracle
- Salesforce
- Dbt (Data Build Tool)
- ETL Pipelines
- Data Modeling
- Predictive and Financial Modeling
- Machine Learning
- Statistical Analysis
- A/B Testing
Technical Skills
SQL, Python, R, SAS, JavaScript, Alteryx, Tableau, Tableau Prep, Power BI, Looker, Sigma Computing, Snowflake, AWS Redshift, GCP BigQuery, Oracle, Salesforce, dbt (Data Build Tool), ETL Pipelines, Data Modeling, Predictive and Financial Modeling, Machine Learning, Statistical Analysis, A/B Testing
Timeline
Senior Data Analyst, Strategy, Risk, & Data Management
Yamaha Motor Finance
08.2022 - 02.2025
Senior Data Analyst, Data Platforms & Data Science
Amway
03.2022 - 08.2022
Senior Data Analyst & Visualization Developer Consultant
Lulu and Georgia, Pluto TV, and Farm-to-Table Startup
06.2021 - 03.2022
Senior Business Intelligence Analyst, Finance
Arbonne International LLC
03.2020 - 06.2021
Senior Data Analyst, Business Intelligence & Advanced Analytics
LPL Financial
09.2018 - 03.2020
Data Analyst Manager, Lowe’s Portfolio
Synchrony Financial
09.2016 - 09.2018
Master of Science - Applied Data Science
University of San Diego
Master of Business Administration - Digital Transformation
University of California
Bachelor of Science - Business Administration, Business Information Systems
University of Pittsburgh
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