Hello, I'm
Antonio Williams
Quantitative Analytics Developer
10 Years Python | 10 Years SQL
15+ years of experience in Healthcare Finance, Underwriting, and Analytics. Building data-driven solutions that transform complex financial data into actionable insights and profitable trading strategies.
Expertise
Skills & Technologies
Programming & Data Engineering
Cloud & DevOps
Data Visualization & BI Tools
Workflow & Methodologies
Domain Expertise
Career
Work Experience
15+ Years in Healthcare Finance, Underwriting, and Analytics
Quantitative Analytics Developer, Researcher & Founder
QuantifyEdge
Atlanta, GA
Quantitative Finance | Systematic Trading
- Built several proprietary, data-driven Python/SQL data models to detect statistical anomalies in real time, signaling timely market reversals for profitable trading
- Consistently generated +0.5% to 3% average daily capital growth over a 9-month period by executing trades powered by proprietary anomaly-detection models
- Provide exclusive real-time analytics and alerts for high-impact statistical events, enabling traders to act immediately on rare mean-reverting opportunities
Senior Business Intelligence Developer / Senior Data Engineer
Blue Cross Blue Shield of North Carolina
Durham, NC (Remote from Atlanta, GA)
Client Reporting Team | Analytics & Insights
- Provided ad hoc analytical support to Sales and Healthcare Consultants regarding medical claims, utilization, and membership
- Developed and presented annual claims cost and utilization reports for key clients, equipping internal stakeholders with actionable insights to drive strategic client conversations
- Automated healthcare claims and membership reporting with Python and Tableau, streamlining delivery to shared drives for seamless internal access
Senior Analytics Consultant
OneDigital Health and Benefits
Atlanta, GA
Mid-Market / Large Market Clients
- Projected healthcare costs and set budget rates for self-funded clients, recommending plan design changes supported by recurring dashboard insights
- Guided clients on plan utilization vs. benchmarks, actuarially pricing self-funded plans with optimized premium rates to ensure future cost coverage
- Developed outcome-focused data visualizations through clear dashboards, enabling clients to understand the effectiveness of their healthcare strategies
Senior Financial Analyst / Consultant
Regions Insurance Group (now McGriff, Seibels & Williams)
Atlanta, GA
Employee Benefits Division - Mid-Market Clients
- Monitored YTD and rolling 12-month financials with dynamic dashboards linked to predictive models for continuous forecasting
- Produced underwriting and budget projections for self-funded clients, clearly communicating financial strategy to drive informed decisions
- Delivered strategic recommendations to prospects, clearly demonstrating financial savings to drive client acquisition
Senior Analyst II
Willis Towers Watson
New York, NY
Health and Group Benefits - Large-Market Clients
- Developed dynamic, Excel-based financial models that synthesized complex claims and market data, enabling precise forecasting of healthcare cost risks and informed multiyear strategy planning
- Engineered scenario-driven analyses using advanced spreadsheet techniques to translate raw data into actionable financial insights, empowering enterprise clients to swiftly optimize their plan performance
- Mentored junior analysts in crafting custom models—integrating historical trends and sensitivity analysis—to assess alternative utilization scenarios for self-funded clients
Health and Benefits Analyst
Aon Hewitt
Miami, FL
Mid-Market Clients
- Developed dynamic financial models to extract actionable insights for cost containment strategies, directly influencing employer group performance
- Negotiated with top insurance carriers by presenting detailed forecasts and compelling PowerPoint exhibits, securing competitive benefits packages tailored to client needs
- Constructed comprehensive claims projections and budget forecasts with advanced data analysis techniques, incorporating scenario planning and sensitivity analysis to model plan migrations accurately
Group Underwriter I & II (National Accounts)
Anthem Blue Cross Blue Shield / WellPoint
Atlanta, GA
500+ Employees - New Business and Renewals
- Underwrote and priced medical, dental, and vision plans for a 21-employer group book of business, driving profitability and aligning with strategic growth targets
- Managed risk exposure and margin performance, contributing to consistent year-over-year improvements in revenue, membership, and underwriting profit
- Responded to RFPs/RFIs in highly competitive bid environments, playing a key role in winning major new business and retaining key accounts
Background
Education
Bachelor of Business Administration
Managerial Science
Georgia State University - J. Mack Robinson College of Business
Atlanta, GA
Get In Touch
Let's Work Together
I'm always interested in discussing new opportunities in quantitative analytics, data engineering, and healthcare finance. Let's connect and explore how I can help drive your data initiatives.