Why Retention Often Matters Before Scaling Acquisition
A contextual analysis of retention economics, cohort behavior and when retention deserves attention before additional acquisition spend.
Product AnalyticsRetentionCohort Analysis12 min read
Case Studies
Analytical Essays
First-principles analysis of product analytics, experimentation and production ML problems.
Engineering evidence lives under Projects. These essays focus on reasoning, methods and decisions.
Designing A/B Tests You Can Actually Trust
Design choices, validity checks and reporting practices that make experiment evidence easier to trust.
ExperimentationStatisticsA/B Testing14 min read
Fairness Monitoring in ML: From Metrics to Investigation
How fairness metrics can support investigation, review and documented action in a synthetic lending scenario.
MLOpsResponsible AIFairness15 min read
Feature Drift: Detecting Distribution Shift Before Model Performance Surprises You
A practical guide to detecting distribution shift with PSI, data contracts and performance evidence.
MLOpsModel MonitoringPSI13 min read