# Susan Potter — susanpotter.net

## About
Susan Potter is a quant developer and principal at Referential Labs with 25 years across quantitative finance and production software engineering. Former risk modeling at BNP Paribas and Bank of America, market data infrastructure at Citadel, distributed systems at Salesforce and Northern Trust. Now building algorithmic trading systems, strategy validation pipelines, and quantitative research tools.

## Expertise
- Quantitative finance: strategy validation, backtesting infrastructure, statistical methods
- Market microstructure: order flow analysis, market profile, gamma exposure
- Software engineering: distributed systems, event sourcing, functional programming (Scala/ZIO, Haskell)
- Data engineering: time-series databases (QuestDB), pandas, polars, DuckDB
- Testing methodology: property-based testing, metamorphic testing, Monte Carlo methods

## Key Articles

### Quantitative Finance
- From Hypothesis to Production: A Quant's Productivity Toolkit: https://www.susanpotter.net/quant/hypothesis-to-production-toolkit/
- Finding Signal in Market Noise (Order Flow Microstructure): https://www.susanpotter.net/quant/order-flow-quantitative-methods/
- A Taxonomy of Backtest Lies: https://www.susanpotter.net/quant/backtest-bias-taxonomy/
- Walk-Forward Optimization: https://www.susanpotter.net/quant/walk-forward-optimization/
- Bootstrap Methods for Strategy Robustness: https://www.susanpotter.net/quant/bootstrap-methods-strategy-robustness/
- Monte Carlo Permutation Tests for Strategy Significance: https://www.susanpotter.net/quant/monte-carlo-permutation-tests-strategy-significance/
- Autocorrelation and Backtest P&L: https://www.susanpotter.net/quant/autocorrelation-backtest-pnl/
- Stationarity Testing for Strategy Signals: https://www.susanpotter.net/quant/stationarity-testing-strategy-signals/
- Premarket Dashboard Design: https://www.susanpotter.net/quant/premarket-dashboard-design/

### Software Engineering + Finance
- Property-Based Testing Meets Financial Data: https://www.susanpotter.net/quant/property-based-testing-statistical-validation/
- Metamorphic Relations for Backtests: https://www.susanpotter.net/quant/metamorphic-relations-backtests/
- Event Sourcing for Financial Systems: https://www.susanpotter.net/quant/event-sourcing-financial-systems/

## Contact
- Email: me@susanpotter.net
- LinkedIn: https://www.linkedin.com/in/susanpotter/
- GitHub: https://github.com/mbbx6spp
- BlueSky: https://bsky.app/profile/susanpotter.net
- Mastodon: https://mastodon.social/@SusanPotter